Living Things and their Environment

Nutrition in plants - Process of photosynthesis
Nutrition in plants - Conditions for photosynthesis
Nutrition in plants - Stages of photosynthesis

By the end of the lesson, the learner should be able to:

- Explain the process of photosynthesis
- Identify raw materials and products of photosynthesis
- Show interest in understanding photosynthesis

- Identify conditions necessary for photosynthesis
- Explain the role of each condition in photosynthesis
- Appreciate the complexity of photosynthesis

- Discuss conditions and raw materials necessary for photosynthesis
- Identify products of photosynthesis
- Search for information on the process of photosynthesis
- Search for information on conditions necessary for photosynthesis
- Discuss the role of each condition in photosynthesis
- Make summary notes on conditions for photosynthesis

What is the importance of photosynthesis in nature?

- Mentor Integrated Science (pg. 57)
- Charts showing photosynthesis process
- Digital resources
- Reference materials
- Mentor Integrated Science (pg. 58)
- Charts showing conditions for photosynthesis
- Digital resources
- Reference materials
- Mentor Integrated Science (pg. 59)
- Charts showing stages of photosynthesis

- Observation - Oral questions - Written assignments
- Observation - Written assignments - Oral presentations

Living Things and their Environment

Nutrition in plants - Testing for starch
Nutrition in plants - Light and photosynthesis
Nutrition in plants - Carbon (IV) oxide and photosynthesis

By the end of the lesson, the learner should be able to:

- Demonstrate the procedure for testing for starch in a leaf
- Explain why each step in the procedure is important
- Observe safety measures when carrying out experiments

- Set up an experiment to test for the presence of starch in a leaf
- Follow the correct procedure step by step
- Observe and record the results
- Explain why certain steps are necessary

What is the importance of photosynthesis in nature?

- Mentor Integrated Science (pg. 60)
- Apparatus for testing starch in leaves
- Chemicals (iodine solution)
- Fresh leaves
- Heat source
- Mentor Integrated Science (pg. 61)
- Potted plants
- Aluminum foil/carbon paper
- Apparatus for testing starch
- Chemicals
- Mentor Integrated Science (pg. 62)
- Conical flasks with corks
- Potassium hydroxide solution

- Observation - Practical work - Written reports

Living Things and their Environment

Nutrition in plants - Chlorophyll and photosynthesis
Nutrition in plants - Importance of photosynthesis

By the end of the lesson, the learner should be able to:

- Investigate whether chlorophyll is necessary for photosynthesis
- Design a fair test using variegated leaves
- Draw conclusions based on evidence

- Design an experiment using variegated leaves to investigate the role of chlorophyll
- Test for starch in variegated leaves
- Record and analyze results
- Draw conclusions from the experiment

What is the importance of photosynthesis in nature?

- Mentor Integrated Science (pg. 63)
- Variegated leaves
- Apparatus for testing starch
- Chemicals
- Heat source
- Mentor Integrated Science (pg. 64)
- Digital resources
- Charts showing importance of photosynthesis
- Reference materials

- Observation - Practical work - Written reports

Living Things and their Environment

Nutrition in plants - Environmental impact of photosynthesis
Nutrition in animals - Modes of nutrition in animals
Nutrition in animals - Parasitic mode of nutrition

By the end of the lesson, the learner should be able to:

- Describe how photosynthesis affects carbon (IV) oxide levels
- Explain the role of photosynthesis in reducing global warming
- Value plants as contributors to environmental balance

- Discuss how photosynthesis affects the carbon cycle
- Explain how plants help reduce carbon (IV) oxide in the atmosphere
- Relate photosynthesis to environmental conservation

What is the importance of photosynthesis in nature?

- Mentor Integrated Science (pg. 65)
- Digital resources
- Charts showing carbon cycle
- Reference materials
- Mentor Integrated Science Grade 9 (pg. 73)
- Digital devices
- Pictures of animals with different feeding habits
- Mentor Integrated Science Grade 9 (pg. 74)
- Pictures of parasitic animals

- Observation - Written assignments - Oral presentations

Living Things and their Environment

Nutrition in animals - Saprophytic mode of nutrition
Nutrition in animals - Symbiotic mode of nutrition
Nutrition in animals - Holozoic mode of nutrition
Nutrition in animals - Types of teeth (structure)
Nutrition in animals - Types of teeth (functions)

By the end of the lesson, the learner should be able to:

- Explain saprophytic mode of nutrition
- Identify organisms that exhibit saprophytic mode of nutrition
- Value the role of saprophytes in nutrient cycling

- Explain holozoic mode of nutrition
- Identify animals that exhibit holozoic mode of nutrition
- Show interest in exploring holozoic nutrition

- Observe pictures/videos of saprophytic organisms
- Discuss the characteristics of saprophytic organisms
- Research on examples of saprophytic organisms
- Discuss the importance of saprophytes in the ecosystem
- Observe pictures of animals with holozoic feeding
- Discuss the steps involved in holozoic nutrition
- Research on examples of animals with holozoic nutrition
- Create presentations on holozoic feeding

How do different animals feed?

- Mentor Integrated Science Grade 9 (pg. 74)
- Digital devices
- Pictures/videos of saprophytic organisms
- Mentor Integrated Science Grade 9 (pg. 75)
- Pictures of symbiotic relationships
- Mentor Integrated Science Grade 9 (pg. 75)
- Digital devices
- Pictures of animals with holozoic feeding
- Mentor Integrated Science Grade 9 (pg. 76)
- Dental models or charts
- Mentor Integrated Science Grade 9 (pg. 77)

- Observation - Oral questions - Written assignments - Group discussions
- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

Nutrition in animals - Dentition in animals (homodont and heterodont)
Nutrition in animals - Dentition in carnivores

By the end of the lesson, the learner should be able to:

- Differentiate between homodont and heterodont dentition
- Classify animals based on their dentition
- Appreciate the diversity in animal dentition

- Observe pictures of different animal teeth
- Compare and contrast homodont and heterodont dentition
- Classify animals as either homodont or heterodont
- Research on examples of animals with different dentition types

How is food digested in the human body?

- Mentor Integrated Science Grade 9 (pg. 78)
- Pictures of animal teeth
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 79)
- Pictures/models of carnivore teeth

- Observation - Oral questions - Classification exercises - Written assignments

Living Things and their Environment

Nutrition in animals - Dentition in herbivores

By the end of the lesson, the learner should be able to:

- Describe the dentition of herbivores
- Identify adaptations of herbivore teeth to their feeding habits
- Show interest in understanding herbivore dentition

- Observe pictures/models of herbivore teeth
- Discuss the adaptations of herbivore teeth to their feeding habits
- Research on examples of herbivores and their dentition
- Make presentations on herbivore dentition

How is food digested in the human body?

- Mentor Integrated Science Grade 9 (pg. 80)
- Pictures/models of herbivore teeth
- Digital devices

- Observation - Oral questions - Written assignments - Presentations

Living Things and their Environment

Nutrition in animals - Dentition in omnivores

By the end of the lesson, the learner should be able to:

- Describe the dentition of omnivores
- Identify adaptations of omnivore teeth to their feeding habits
- Show interest in understanding omnivore dentition

- Observe pictures/models of omnivore teeth
- Discuss the adaptations of omnivore teeth to their feeding habits
- Research on examples of omnivores and their dentition
- Make presentations on omnivore dentition

How is food digested in the human body?

- Mentor Integrated Science Grade 9 (pg. 81)
- Pictures/models of omnivore teeth
- Digital devices

- Observation - Oral questions - Written assignments - Presentations

Living Things and their Environment

Nutrition in animals - Process of digestion (ingestion)
Nutrition in animals - Process of digestion (digestion)
Nutrition in animals - Process of digestion (absorption)

By the end of the lesson, the learner should be able to:

- Explain the process of ingestion in human beings
- Describe the role of teeth and salivary glands in ingestion
- Appreciate the complexity of the digestive process

- Explain the process of digestion in human beings
- Identify organs involved in digestion and their functions
- Appreciate the importance of proper digestion

- Discuss the process of ingestion
- Using charts/models, identify structures involved in ingestion
- Demonstrate the role of teeth and saliva in ingestion
- Research on the process of ingestion
- Discuss the process of digestion in different parts of the digestive system
- Using charts/models, identify organs involved in digestion
- Research on mechanical and chemical digestion
- Present findings to the class

How is food digested in the human body?

- Mentor Integrated Science Grade 9 (pg. 82)
- Charts/models of the digestive system
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 83)
- Charts/models of the digestive system
- Digital devices

- Observation - Oral questions - Written assignments - Demonstrations
- Observation - Oral questions - Written assignments - Presentations

Living Things and their Environment

Nutrition in animals - Process of digestion (assimilation)

By the end of the lesson, the learner should be able to:

- Explain the process of assimilation in human beings
- Describe how absorbed nutrients are utilized in the body
- Value the importance of proper nutrition for body functions

- Discuss the process of assimilation
- Research on how different nutrients are used in the body
- Create presentations on the process of assimilation
- Discuss the importance of proper nutrition

How is food digested in the human body?

- Mentor Integrated Science Grade 9 (pg. 84)
- Charts of the circulatory system
- Digital devices

- Observation - Oral questions - Written assignments - Presentations

Living Things and their Environment

Nutrition in animals - Process of digestion (egestion)
Reproduction in plants - Parts of a flower

By the end of the lesson, the learner should be able to:

- Explain the process of egestion in human beings
- Identify structures involved in egestion and their functions
- Appreciate the importance of proper waste elimination

- Discuss the process of egestion
- Using charts/models, identify structures involved in egestion
- Research on the importance of fiber in egestion
- Present findings to the class

How is food digested in the human body?

- Mentor Integrated Science Grade 9 (pg. 84)
- Charts/models of the large intestine
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 86)
- Fresh flowers
- Hand lens
- Drawing materials

- Observation - Oral questions - Written assignments - Presentations

Living Things and their Environment

Reproduction in plants - Functions of parts of a flower
Reproduction in plants - Meaning of pollination

By the end of the lesson, the learner should be able to:

- Outline the functions of different parts of a flower
- Relate the structure of flower parts to their functions
- Show interest in understanding flower parts

- Discuss in groups the functions of different parts of a flower
- Use models/charts to explain how the structure of flower parts relates to their functions
- Create presentations on flower parts and their functions

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 87)
- Flower models or charts
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 88)
- Videos on pollination
- Charts showing pollination

- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

Reproduction in plants - Types of pollination (self-pollination)
Reproduction in plants - Types of pollination (cross-pollination)
Reproduction in plants - Agents of pollination (insects)
Reproduction in plants - Agents of pollination (birds, other animals)
Reproduction in plants - Agents of pollination (wind, water)

By the end of the lesson, the learner should be able to:

- Explain self-pollination
- Identify plants that undergo self-pollination
- Value the diversity in plant reproduction strategies

- Identify birds and other animals as agents of pollination
- Explain how birds and other animals aid in pollination
- Value the diversity of pollination mechanisms

- Discuss self-pollination
- Use diagrams/charts to illustrate self-pollination
- Research on examples of plants that undergo self-pollination
- Create presentations on self-pollination
- Observe pictures/videos of birds and other animals as pollinators
- Discuss how birds and other animals aid in pollination
- Research on examples of flowers pollinated by birds and other animals
- Present findings to class

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 89)
- Charts showing self-pollination
- Digital devices
- Charts showing cross-pollination
- Mentor Integrated Science Grade 9 (pg. 90)
- Pictures/videos of insect pollinators
- Mentor Integrated Science Grade 9 (pg. 90)
- Pictures/videos of bird and animal pollinators
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 91)
- Pictures/videos of wind and water pollination

- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

Reproduction in plants - Adaptations of flowers to insect pollination
Reproduction in plants - Adaptations of flowers to wind pollination

By the end of the lesson, the learner should be able to:

- Identify adaptations of flowers to insect pollination
- Explain how these adaptations facilitate insect pollination
- Appreciate the relationship between structure and function

- Observe insect-pollinated flowers
- Identify and discuss adaptations to insect pollination
- Compare different insect-pollinated flowers
- Create presentations on adaptations to insect pollination

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 92)
- Fresh insect-pollinated flowers
- Pictures of insect-pollinated flowers
- Hand lens
- Mentor Integrated Science Grade 9 (pg. 93)
- Fresh wind-pollinated flowers
- Pictures of wind-pollinated flowers

- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

Reproduction in plants - Effects of agrochemicals on pollinating agents

By the end of the lesson, the learner should be able to:

- Explain the effects of agrochemicals on pollinating agents
- Describe how these effects impact plant reproduction
- Show concern for the impact of human activities on pollinators

- Research on the effects of agrochemicals on pollinating agents
- Discuss how these effects impact plant reproduction
- Debate on the use of agrochemicals and their effects on pollination
- Present findings to class

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 94)
- Digital devices
- Articles on effects of agrochemicals on pollinators

- Observation - Oral questions - Written assignments - Debate assessment

Living Things and their Environment

Reproduction in plants - Fertilization in flowering plants

By the end of the lesson, the learner should be able to:

- Explain the process of fertilization in flowering plants
- Describe the journey of pollen tube to the ovule
- Appreciate the complexity of plant reproduction

- Watch videos on fertilization in flowering plants
- Use diagrams/charts to illustrate the fertilization process
- Discuss the journey of the pollen tube to the ovule
- Create presentations on fertilization in flowering plants

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 95)
- Videos on fertilization in plants
- Charts showing fertilization process
- Digital devices

- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

Reproduction in plants - Seed formation in flowering plants
Reproduction in plants - Fruit formation in flowering plants
Reproduction in plants - Fruit and seed dispersal (meaning and importance)

By the end of the lesson, the learner should be able to:

- Explain the process of seed formation in flowering plants
- Identify the changes that occur during seed formation
- Value the importance of seeds in plant reproduction

- Explain the process of fruit formation in flowering plants
- Identify the changes that occur during fruit formation
- Appreciate the role of fruits in plant reproduction

- Watch videos on seed formation
- Use diagrams/charts to illustrate seed formation
- Observe different stages of seed development if available
- Discuss the changes that occur during seed formation
- Watch videos on fruit formation
- Use diagrams/charts to illustrate fruit formation
- Observe different stages of fruit development if available
- Discuss the changes that occur during fruit formation

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 96)
- Videos on seed formation
- Charts showing seed formation
- Samples of seeds at different developmental stages
- Mentor Integrated Science Grade 9 (pg. 97)
- Videos on fruit formation
- Charts showing fruit formation
- Samples of fruits at different developmental stages
- Mentor Integrated Science Grade 9 (pg. 98)
- Digital devices
- Charts showing seed dispersal

- Observation - Oral questions - Written assignments - Drawing assessment

Living Things and their Environment

Reproduction in plants - Modes of fruit and seed dispersal (animals)

By the end of the lesson, the learner should be able to:

- Explain animal dispersal of fruits and seeds
- Identify fruits and seeds dispersed by animals
- Appreciate the role of animals in plant reproduction

- Collect and observe fruits and seeds dispersed by animals
- Discuss the adaptations of these fruits and seeds for animal dispersal
- Research on examples of animal-dispersed fruits and seeds
- Create presentations on animal dispersal

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 99)
- Samples of animal-dispersed fruits and seeds
- Digital devices
- Pictures of animal dispersal

- Observation - Oral questions - Written assignments - Collection assessment

Living Things and their Environment

Reproduction in plants - Modes of fruit and seed dispersal (wind, water)

By the end of the lesson, the learner should be able to:

- Explain wind and water dispersal of fruits and seeds
- Identify fruits and seeds dispersed by wind and water
- Show interest in different dispersal mechanisms

- Collect and observe fruits and seeds dispersed by wind and water
- Discuss the adaptations of these fruits and seeds for wind and water dispersal
- Research on examples of wind and water dispersed fruits and seeds
- Create presentations on wind and water dispersal

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 100)
- Samples of wind and water-dispersed fruits and seeds
- Digital devices
- Pictures of wind and water dispersal

- Observation - Oral questions - Written assignments - Collection assessment

Living Things and their Environment

Reproduction in plants - Modes of fruit and seed dispersal (self-dispersal mechanisms)

By the end of the lesson, the learner should be able to:

- Explain self-dispersal mechanisms in fruits and seeds
- Identify fruits and seeds that use self-dispersal mechanisms
- Appreciate the diversity in dispersal mechanisms

- Observe fruits that use self-dispersal mechanisms
- Discuss the adaptations of these fruits and seeds for self-dispersal
- Research on examples of self-dispersed fruits and seeds
- Create presentations on self-dispersal mechanisms

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 101)
- Samples of self-dispersed fruits and seeds
- Digital devices
- Pictures of self-dispersal mechanisms

- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

Reproduction in plants - Adaptations of fruits and seeds for dispersal
Reproduction in plants - Role of flowers in nature
The interdependence of life - Components of the environment
The interdependence of life - Biotic factors (predation)

By the end of the lesson, the learner should be able to:

- Identify adaptations of fruits and seeds for different dispersal methods
- Categorize fruits and seeds based on their dispersal methods
- Value the relationship between structure and function

- Explain the role of flowers in nature
- Describe the ecological importance of flowers
- Appreciate the value of flowers in the ecosystem

- Collect and observe different fruits and seeds
- Identify adaptations for different dispersal methods
- Categorize the fruits and seeds based on their dispersal methods
- Create presentations on adaptations for dispersal
- Discuss the role of flowers in nature
- Research on the ecological importance of flowers
- Debate on the value of flowers in the ecosystem
- Create presentations on the role of flowers in nature

How does reproduction in plants occur?

- Mentor Integrated Science Grade 9 (pg. 102)
- Various fruit and seed samples
- Hand lens
- Sorting trays
- Mentor Integrated Science Grade 9 (pg. 105)
- Digital devices
- Pictures of different flowers and their roles
- Charts on flower roles in ecosystems
- Mentor Integrated Science Grade 9 (pg. 107)
- School grounds
- Notebooks
- Mentor Integrated Science Grade 9 (pg. 108)
- Pictures/videos of predator-prey relationships

- Observation - Oral questions - Classification activities - Written assignments
- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

The interdependence of life - Biotic factors (parasitism)
The interdependence of life - Biotic factors (symbiosis)

By the end of the lesson, the learner should be able to:

- Explain parasitism as a biotic interaction
- Identify examples of parasitic relationships
- Value the diversity of relationships in ecosystems

- Discuss parasitism as a biotic interaction
- Observe pictures/videos of parasitic relationships
- Research on examples of parasitic relationships
- Present findings to class

What is the role of living and non-living factors in environments?

- Mentor Integrated Science Grade 9 (pg. 109)
- Pictures/videos of parasitic relationships
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 110)
- Pictures/videos of symbiotic relationships

- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

The interdependence of life - Biotic factors (competition)
The interdependence of life - Biotic factors (saprophytic)
The interdependence of life - Abiotic factors (temperature)

By the end of the lesson, the learner should be able to:

- Explain competition as a biotic interaction
- Identify examples of competitive relationships
- Show interest in how competition shapes ecosystems

- Discuss competition as a biotic interaction
- Observe pictures/videos of competitive relationships
- Research on examples of competitive relationships
- Present findings to class

What is the role of living and non-living factors in environments?

- Mentor Integrated Science Grade 9 (pg. 111)
- Pictures/videos of competitive relationships
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 112)
- Pictures/videos of saprophytic organisms
- Mentor Integrated Science Grade 9 (pg. 113)
- Thermometers
- Pictures/videos of organisms in different temperature zones

- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

The interdependence of life - Abiotic factors (light)
The interdependence of life - Abiotic factors (water)

By the end of the lesson, the learner should be able to:

- Explain how light affects living organisms
- Describe adaptations of organisms to different light conditions
- Appreciate the role of light in ecosystems

- Discuss how light affects living organisms
- Research on adaptations of organisms to different light conditions
- Observe plants grown under different light conditions
- Present findings to class

What is the role of living and non-living factors in environments?

- Mentor Integrated Science Grade 9 (pg. 114)
- Light meters (if available)
- Plants grown under different light conditions
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 115)
- Pictures of plants from arid and wet environments
- Water samples

- Observation - Oral questions - Written assignments - Group presentations

Living Things and their Environment

The interdependence of life - Abiotic factors (wind)
The interdependence of life - Abiotic factors (atmospheric pressure, pH and salinity)

By the end of the lesson, the learner should be able to:

- Explain how wind affects living organisms
- Describe adaptations of organisms to windy environments
- Appreciate the role of wind in ecosystems

- Explain how atmospheric pressure, pH and salinity affect living organisms
- Describe adaptations of organisms to these abiotic factors
- Value adaptations to different environments

- Discuss how wind affects living organisms
- Research on adaptations of organisms to windy environments
- Observe plants from windy and sheltered environments
- Present findings to class
- Discuss how atmospheric pressure, pH and salinity affect living organisms
- Research on adaptations of organisms to these factors
- Test pH and salinity of different water samples if possible
- Present findings to class

What is the role of living and non-living factors in environments?

- Mentor Integrated Science Grade 9 (pg. 116)
- Pictures of plants from windy and sheltered environments
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 117)
- pH testing equipment (if available)
- Water samples of different salinity
- Digital devices

- Observation - Oral questions - Written assignments - Group presentations
- Observation - Oral questions - Practical assessment - Written assignments

Living Things and their Environment

The interdependence of life - Energy flow (food chains)
The interdependence of life - Energy flow (food webs)

By the end of the lesson, the learner should be able to:

- Explain the concept of food chains
- Construct simple food chains
- Appreciate energy flow in ecosystems

- Discuss the concept of food chains
- Identify producers and consumers in the environment
- Construct simple food chains using organisms observed in the local environment
- Present food chains to class

What is the role of living and non-living factors in environments?

- Mentor Integrated Science Grade 9 (pg. 118)
- Charts showing food chains
- Pictures of local organisms
- Digital devices
- Mentor Integrated Science Grade 9 (pg. 119)
- Charts showing food webs

- Observation - Oral questions - Food chain construction assessment - Written assignments

Living Things and their Environment

The interdependence of life - Human activities (habitat change)

By the end of the lesson, the learner should be able to:

- Explain how human activities lead to habitat change
- Describe the effects of habitat change on ecosystems
- Show concern for habitat conservation

- Discuss human activities that lead to habitat change
- Research on the effects of habitat change on ecosystems
- Debate on the balance between development and conservation
- Present findings to class

What is the role of living and non-living factors in environments?

- Mentor Integrated Science Grade 9 (pg. 120)
- Pictures showing habitat change
- Digital devices
- Newspaper articles

- Observation - Oral questions - Debate assessment - Written assignments

Living Things and their Environment

The interdependence of life - Human activities (hunting and poaching)

By the end of the lesson, the learner should be able to:

- Explain the effects of hunting and poaching on ecosystems
- Describe conservation measures against hunting and poaching
- Show concern for wildlife conservation

- Discuss the effects of hunting and poaching on ecosystems
- Research on conservation measures against hunting and poaching
- Debate on sustainable hunting practices
- Present findings to class

What is the role of living and non-living factors in environments?

- Mentor Integrated Science Grade 9 (pg. 121)
- Pictures related to hunting and poaching
- Digital devices
- Newspaper articles

- Observation - Oral questions - Debate assessment - Written assignments

Living Things and their Environment

The interdependence of life - Human activities (introduction of new living things)
The interdependence of life - Interrelationships in Kenya national parks
The interdependence of life - Role of decomposers in ecosystems

By the end of the lesson, the learner should be able to:

- Explain the effects of introducing new species to ecosystems
- Describe examples of invasive species and their impacts
- Appreciate the importance of biodiversity conservation

- Describe interrelationships in Kenya national parks
- Construct food chains and food webs of Kenya national parks
- Value the importance of national parks for biodiversity

- Discuss the effects of introducing new species to ecosystems
- Research on examples of invasive species and their impacts
- Debate on the management of invasive species
- Present findings to class
- Research on interrelationships in Kenya national parks
- Construct food chains and food webs of Kenya national parks
- Discuss the importance of national parks for biodiversity
- Present findings to class

What is the role of living and non-living factors in environments?

- Mentor Integrated Science Grade 9 (pg. 122)
- Pictures of invasive species
- Digital devices
- Newspaper articles
- Mentor Integrated Science Grade 9 (pg. 123)
- Pictures of Kenya national parks
- Digital devices
- Maps of Kenya national parks
- Mentor Integrated Science Grade 9 (pg. 125)
- Pictures/videos of decomposers
- Materials to create models

- Observation - Oral questions - Debate assessment - Written assignments
- Observation - Oral questions - Food web construction assessment - Presentations

Force and Energy

Curved mirrors - Types of curved mirrors
Curved mirrors - Terms associated with concave mirrors

By the end of the lesson, the learner should be able to:

- Describe the types of curved mirrors
- Differentiate between concave and convex mirrors
- Appreciate the applications of curved mirrors in day to day life

- Discuss the types of curved mirrors (concave, convex, and parabolic surfaces)
- Use shiny spoons to demonstrate the difference between concave and convex reflective surfaces
- Observe and record how images are formed by the inner and outer surfaces of the spoon

How are curved mirrors used in day to day life?

- Mentor Integrated Science (pg. 133)
- Shiny spoons
- Digital resources on curved mirrors
- Mentor Integrated Science (pg. 135)
- Digital resources
- Charts showing the structure of a concave mirror

- Observation - Oral questions - Written assignments

Force and Energy

Curved mirrors - Determining focal length of concave mirror
Curved mirrors - Ray diagrams for concave mirrors
Curved mirrors - Image formation by concave mirrors (beyond C)

By the end of the lesson, the learner should be able to:

- Explain how to determine the focal length of a concave mirror
- Perform an experiment to determine the focal length of a concave mirror
- Value the practical approach in determining properties of mirrors

- Set up a concave mirror to focus an image of a distant object on a screen
- Measure the distance between the mirror and the screen
- Record and analyze the results to determine the focal length

Why is it important to know the focal length of a concave mirror?

- Mentor Integrated Science (pg. 137)
- Concave mirrors
- Rulers
- White screens or plain paper
- Mirror holders
- Mentor Integrated Science (pg. 140)
- Plain paper
- Pencils
- Drawing instruments
- Mentor Integrated Science (pg. 143)
- Digital resources

- Observation - Practical assessment - Written reports

Force and Energy

Curved mirrors - Image formation by concave mirrors (at C)
Curved mirrors - Image formation by concave mirrors (between C and F)

By the end of the lesson, the learner should be able to:

- Draw ray diagrams to locate images when objects are placed at C
- Describe the characteristics of images formed
- Show curiosity in investigating image formation

- Draw ray diagrams to locate images when objects are placed at the center of curvature
- Determine the characteristics of images formed
- Verify the results through practical observation

What are the characteristics of images formed when objects are placed at the center of curvature?

- Mentor Integrated Science (pg. 144)
- Concave mirrors
- Drawing instruments
- Digital resources
- Mentor Integrated Science (pg. 145)

- Observation - Ray diagram assessment - Written descriptions

Force and Energy

Curved mirrors - Image formation by concave mirrors (at F)
Curved mirrors - Image formation by concave mirrors (between F and P)
Curved mirrors - Characteristics of images formed by concave mirrors

By the end of the lesson, the learner should be able to:

- Draw ray diagrams to locate images when objects are placed at F
- Describe the characteristics of images formed
- Show interest in understanding special cases of image formation

- Draw ray diagrams to locate images when objects are placed at the principal focus
- Analyze what happens to reflected rays when objects are at F
- Discuss the concept of images formed at infinity

What happens to the image when an object is placed at the principal focus of a concave mirror?

- Mentor Integrated Science (pg. 147)
- Concave mirrors
- Drawing instruments
- Digital resources
- Mentor Integrated Science (pg. 148)
- Mentor Integrated Science (pg. 149)
- Previous ray diagrams

- Observation - Ray diagram assessment - Class discussion assessment

Force and Energy

Curved mirrors - Locating images formed by concave mirrors experimentally
Curved mirrors - Terms associated with convex mirrors
Curved mirrors - Ray diagrams for convex mirrors
Curved mirrors - Image formation by convex mirrors

By the end of the lesson, the learner should be able to:

- Set up an experiment to locate images formed by concave mirrors
- Record and analyze experimental observations
- Show interest in practical verification of theoretical concepts

- Draw conventional ray diagrams for convex mirrors
- Identify the four special rays used in ray diagrams for convex mirrors
- Show interest in the ray diagram approach to locate images

- Set up experiments to locate images formed by concave mirrors for different object positions
- Record observations in a structured table
- Compare experimental results with theoretical predictions
- Draw conventional ray diagrams of convex mirrors
- Identify and draw the four types of rays used in ray diagrams for convex mirrors
- Analyze how these rays help locate images

How can we experimentally verify the characteristics of images formed by concave mirrors?
How do ray diagrams help in locating images formed by convex mirrors?

- Mentor Integrated Science (pg. 150)
- Concave mirrors
- Mirror holders
- Screens
- Candles or light sources
- Rulers
- Mentor Integrated Science (pg. 153)
- Convex mirrors
- Digital resources
- Charts showing the structure of convex mirrors
- Mentor Integrated Science (pg. 154)
- Plain paper
- Rulers
- Pencils
- Drawing instruments
- Mentor Integrated Science (pg. 156)
- Convex mirrors
- Digital resources

- Observation - Practical assessment - Written reports
- Observation - Drawing assessment - Written assignments

Force and Energy

Curved mirrors - Locating images formed by convex mirrors experimentally
Curved mirrors - Applications of curved mirrors (concave mirrors)
Curved mirrors - Applications of curved mirrors (convex mirrors)

By the end of the lesson, the learner should be able to:

- Set up an experiment to locate images formed by convex mirrors
- Record and analyze experimental observations
- Show interest in practical verification of theoretical concepts

- Set up experiments to observe images formed by convex mirrors
- Record observations about the nature, size, and position of images
- Compare experimental results with theoretical predictions

How can we experimentally verify the characteristics of images formed by convex mirrors?

- Mentor Integrated Science (pg. 159)
- Convex mirrors
- Mirror holders
- Objects of various sizes
- Rulers
- Mentor Integrated Science (pg. 161)
- Concave mirrors
- Digital resources
- Examples of devices using concave mirrors
- Mentor Integrated Science (pg. 162)
- Examples of devices using convex mirrors

- Observation - Practical assessment - Written reports

Force and Energy

Curved mirrors - Applications of curved mirrors (parabolic reflectors)
Waves - Meaning of waves

By the end of the lesson, the learner should be able to:

- Identify applications of parabolic reflectors in daily life
- Explain how the focusing properties of parabolic reflectors make them suitable for specific applications
- Show interest in advanced applications of curved mirrors

- Research and discuss applications of parabolic reflectors (solar cookers, car headlamps, photography equipment)
- Explain the special focusing properties of parabolic surfaces
- Demonstrate applications using models or examples

What are the practical applications of parabolic reflectors in our daily lives?

- Mentor Integrated Science (pg. 163)
- Digital resources
- Examples of devices using parabolic reflectors
- Mentor Integrated Science (pg. 166)
- Basin with water
- Small objects to drop in water

- Observation - Oral presentations - Group projects

Force and Energy

Waves - Generating waves in nature
Waves - Transverse and longitudinal waves
Waves - Classifying waves

By the end of the lesson, the learner should be able to:

- Describe how to generate different types of waves
- Differentiate between mechanical and electromagnetic waves
- Appreciate the presence of waves in everyday phenomena

- Demonstrate generation of waves using a rope
- Generate water waves in a basin
- Observe how sound waves are generated using a speaker
- Discuss the difference between mechanical and electromagnetic waves

How are different types of waves generated in nature?

- Mentor Integrated Science (pg. 167)
- Rope
- Basin with water
- Speakers
- Rice or sand
- Mentor Integrated Science (pg. 169)
- Slinky springs
- Cloth pieces for marking
- Digital resources showing wave motion
- Mentor Integrated Science (pg. 171)
- Digital resources
- Charts showing different wave types
- Wave demonstration equipment

- Observation - Practical assessment - Written reports

Force and Energy

Waves - Amplitude and wavelength
Waves - Frequency and period
Waves - Practical: Period of waves
Waves - Wave speed
Waves - Phase of waves

By the end of the lesson, the learner should be able to:

- Define amplitude and wavelength of waves
- Identify these parameters on wave diagrams
- Appreciate the importance of these measurements in wave description

- Determine the period of oscillation experimentally
- Calculate frequency from period measurements
- Value precision and accuracy in scientific measurements

- Study diagrams of transverse and longitudinal waves
- Discuss the meaning of amplitude and wavelength
- Identify amplitude and wavelength on various wave diagrams
- Measure these parameters on drawn wave patterns
- Set up an experiment with a mass on a string
- Time multiple oscillations and calculate average period
- Calculate frequency from period measurements
- Record and analyze results

How are amplitude and wavelength measured in different types of waves?
How is the period of oscillation measured experimentally?

- Mentor Integrated Science (pg. 172)
- Wave diagrams
- Rulers
- Graph paper
- Digital simulations
- Mentor Integrated Science (pg. 173)
- Digital resources
- String and masses
- Stopwatches
- Mentor Integrated Science (pg. 175)
- Stands with clamps
- Strings
- Masses
- Stopwatches
- Mentor Integrated Science (pg. 176)
- Calculators
- Wave speed problems
- Digital resources
- Wave demonstration equipment
- Mentor Integrated Science (pg. 178)
- Strings and identical masses
- Graph paper

- Observation - Practical measurements - Diagram labeling - Written assignments
- Observation - Practical assessment - Data analysis - Written reports

Force and Energy

Waves - Oscillation in phase
Waves - Oscillation out of phase

By the end of the lesson, the learner should be able to:

- Set up pendulums oscillating in phase
- Compare the displacement-time graphs of in-phase oscillations
- Show curiosity in investigating wave phenomena

- Set up identical pendulums oscillating in phase
- Record period and create displacement-time graphs
- Analyze the characteristics of in-phase oscillations
- Compare theoretical and experimental results

What are the characteristics of oscillations that are in phase?

- Mentor Integrated Science (pg. 179)
- Pendulum apparatus
- Stopwatches
- Measuring equipment
- Graph paper
- Mentor Integrated Science (pg. 181)

- Observation - Practical assessment - Graph construction and analysis - Written reports

Force and Energy

Waves - Characteristics of waves: straight-line motion
Waves - Characteristics of waves: reflection
Waves - Characteristics of waves: bending

By the end of the lesson, the learner should be able to:

- Identify parts of a ripple tank
- Demonstrate that waves travel in straight lines
- Show interest in systematic investigation of wave properties

- Identify parts of a ripple tank
- Set up a ripple tank to demonstrate straight-line motion of waves
- Observe and trace wave fronts on paper
- Analyze the direction of wave propagation

How do we demonstrate that waves travel in straight lines?

- Mentor Integrated Science (pg. 183)
- Ripple tank
- Water
- Paper for tracing
- Rulers
- Mentor Integrated Science (pg. 184)
- Metal strips as reflectors
- Paper for tracing wave patterns
- Mentor Integrated Science (pg. 185)
- Glass plate to create shallow region

- Observation - Practical assessment - Drawing analysis - Written reports

Force and Energy

Waves - Characteristics of waves: diffraction
Waves - Remote sensing in relation to waves
Waves - Transmission, absorption and reflection in remote sensing
Waves - Applications of waves in everyday life

By the end of the lesson, the learner should be able to:

- Demonstrate diffraction of waves around obstacles
- Explain how gap size affects diffraction patterns
- Appreciate diffraction as a fundamental wave property

- Set up a ripple tank with barriers having gaps of different sizes
- Generate waves and observe their behavior passing through gaps
- Compare diffraction patterns with different gap widths
- Relate observations to wave theory

How do waves behave when passing through gaps or around obstacles?

- Mentor Integrated Science (pg. 186)
- Ripple tank
- Water
- Metal barriers with adjustable gaps
- Paper for tracing wave patterns
- Mentor Integrated Science (pg. 187)
- Digital resources
- Diagrams of remote sensing processes
- Video clips on remote sensing
- Mentor Integrated Science (pg. 188)
- Examples of remote sensing data
- Mentor Integrated Science (pg. 190)
- Examples of wave-based technologies
- Video clips on wave applications

- Observation - Practical assessment - Drawing analysis - Written reports