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SCHEME OF WORK
INTEGRATED SCIENCE
Grade 9 2026
TERM III
School


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WK LSN STRAND SUB-STRAND LESSON LEARNING OUTCOMES LEARNING EXPERIENCES KEY INQUIRY QUESTIONS LEARNING RESOURCES ASSESSMENT METHODS REFLECTION
2 1-2
Mixtures, Elements and Compounds
Structure of the atom - General structure.
Structure of the atom - Meaning of an atom
By the end of the lesson, the learner should be able to:

- Describe the general structure of an atom
- Identify the subatomic particles in an atom
- Show interest in exploring the structure of atoms

- Explain the meaning of an atom
- Describe the characteristics of subatomic particles in an atom
- Appreciate the importance of understanding atomic structure
- Observe a diagram showing the structure of an atom
- Discuss in groups the general structure of atoms
- Identify the particles shown in the atom
- Discuss in groups and find out the meaning of an atom
- Research on the differences between subatomic particles
- Share findings with classmates
How is the structure of the atom important?
- Mentor Integrated Science (pg. 1)
- Charts showing structure of an atom
- Digital resources
- Models of atoms
- Mentor Integrated Science (pg. 2)
- Digital resources
- Charts showing structure of atoms
- Observation - Oral questions - Written assignments
2 3
Mixtures, Elements and Compounds
Structure of the atom - Meaning of an atom
By the end of the lesson, the learner should be able to:

- Explain the meaning of an atom
- Describe the characteristics of subatomic particles in an atom
- Appreciate the importance of understanding atomic structure
- Discuss in groups and find out the meaning of an atom
- Research on the differences between subatomic particles
- Share findings with classmates
How is the structure of the atom important?
- Mentor Integrated Science (pg. 2)
- Digital resources
- Charts showing structure of atoms
- Observation - Oral questions - Written assignments
2 4
Mixtures, Elements and Compounds
Structure of the atom - Atomic number
By the end of the lesson, the learner should be able to:

- Define atomic number of elements
- Determine the atomic number of given elements
- Appreciate the significance of atomic number in classifying elements
- Complete a table showing atomic numbers of elements
- Compare atomic numbers of different elements
- Discuss the significance of atomic numbers
How is the structure of the atom important?
- Mentor Integrated Science (pg. 3)
- Periodic table
- Digital resources
- Charts
- Observation - Written work - Peer assessment
2 5
Mixtures, Elements and Compounds
Structure of the atom - Mass number
By the end of the lesson, the learner should be able to:

- Define mass number of elements
- Calculate the mass number of given elements
- Show interest in determining mass numbers of elements
- Complete a table to determine mass numbers of different elements
- Calculate mass numbers using protons and neutrons
- Work out mass numbers for various elements
How is the structure of the atom important?
- Mentor Integrated Science (pg. 4)
- Periodic table
- Digital resources
- Charts showing atomic structure
- Observation - Oral questions - Written assignments
3 1-2
Mixtures, Elements and Compounds
Structure of the atom - Representation of elements
By the end of the lesson, the learner should be able to:

- Write chemical symbols with atomic and mass numbers
- Interpret chemical symbols with atomic and mass numbers
- Appreciate the importance of standard atomic notation
- Complete a table showing representation of elements
- Practice writing chemical symbols with atomic and mass numbers
- Interpret given chemical symbols
How is the structure of the atom important?
- Mentor Integrated Science (pg. 5)
- Periodic table
- Digital resources
- Charts
- Observation - Written assignments - Peer assessment
3 3
Mixtures, Elements and Compounds
Structure of the atom - Energy levels
By the end of the lesson, the learner should be able to:

- Identify energy levels in atoms
- Explain how electrons are organized in energy levels
- Show interest in understanding atomic structure
- Search for information on energy levels in atoms
- Discuss how energy levels are organized in atoms
- Study diagrams showing energy levels
How is the structure of the atom important?
- Mentor Integrated Science (pg. 6)
- Digital resources
- Charts showing energy levels
- Models
- Observation - Oral questions - Written assignments
3 4
Mixtures, Elements and Compounds
Structure of the atom - Electron arrangement
By the end of the lesson, the learner should be able to:

- Describe electron arrangement in atoms
- Draw electron arrangement diagrams for different elements
- Show interest in understanding electron configurations
- Search for information on electron arrangement of elements
- Discuss the organization of electrons in energy levels
- Draw electron arrangement diagrams for various elements
How is the structure of the atom important?
- Mentor Integrated Science (pg. 6)
- Digital resources
- Charts showing electron arrangements
- Models
- Observation - Practical work - Written assignments
3 5
Mixtures, Elements and Compounds
Structure of the atom - Electron arrangement
By the end of the lesson, the learner should be able to:

- Describe electron arrangement in atoms
- Draw electron arrangement diagrams for different elements
- Show interest in understanding electron configurations
- Search for information on electron arrangement of elements
- Discuss the organization of electrons in energy levels
- Draw electron arrangement diagrams for various elements
How is the structure of the atom important?
- Mentor Integrated Science (pg. 6)
- Digital resources
- Charts showing electron arrangements
- Models
- Observation - Practical work - Written assignments
4 1-2
Mixtures, Elements and Compounds
Structure of the atom - Electron arrangements of elements
Structure of the atom - Energy level diagrams
By the end of the lesson, the learner should be able to:

- Write electron arrangements for different elements
- Illustrate electron arrangements using diagrams
- Appreciate the systematic arrangement of electrons in atoms

- Interpret energy level diagrams
- Draw energy level diagrams for different elements
- Show interest in representing atomic structures
- Discuss electron arrangement in different elements
- Complete electron arrangement diagrams for various elements
- Practice writing electron arrangements
- Study energy level diagrams in the course book
- Practice drawing energy level diagrams
- Discuss the meaning of energy level diagrams
How is the structure of the atom important?
- Mentor Integrated Science (pg. 7)
- Digital resources
- Charts showing electron arrangements
- Models
- Mentor Integrated Science (pg. 7)
- Digital resources
- Charts showing energy level diagrams
- Models
- Observation - Practical work - Written assignments
4 3
Mixtures, Elements and Compounds
Structure of the atom - Electron arrangement practice
By the end of the lesson, the learner should be able to:

- Draw electron arrangements for more complex elements
- Write electron arrangements numerically
- Appreciate the systematic organization of electrons
- Complete practice exercises on electron arrangements
- Draw electron arrangements for various elements
- Share work with peers for feedback
How is the structure of the atom important?
- Mentor Integrated Science (pg. 8)
- Periodic table
- Digital resources
- Exercise sheets
- Observation - Written work - Peer assessment
4 4
Mixtures, Elements and Compounds
Structure of the atom - Electron arrangement practice
By the end of the lesson, the learner should be able to:

- Draw electron arrangements for more complex elements
- Write electron arrangements numerically
- Appreciate the systematic organization of electrons
- Complete practice exercises on electron arrangements
- Draw electron arrangements for various elements
- Share work with peers for feedback
How is the structure of the atom important?
- Mentor Integrated Science (pg. 8)
- Periodic table
- Digital resources
- Exercise sheets
- Observation - Written work - Peer assessment
4 5
Mixtures, Elements and Compounds
Structure of the atom - Metals and non-metals classification
By the end of the lesson, the learner should be able to:

- Classify elements into metals and non-metals using electron arrangement
- Explain the relationship between electron arrangement and metallic properties
- Appreciate the diversity of elements
- Discuss classification of elements based on electron arrangements
- Complete tables to show metals and non-metals
- Match elements to their classifications
How is the structure of the atom important?
- Mentor Integrated Science (pg. 9)
- Digital resources
- Periodic table
- Charts showing classification of elements
- Observation - Written work - Oral questions

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