ZIMSEC · Grade 7
Science and Technology
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- Living things and their environment They move, breathe (respire), feel (sensitivity), grow, reproduce, get rid of waste (excretion) and need food (nutrition).
- The human body and health Lack of a balanced diet causes deficiency diseases such as kwashiorkor (lack of protein).
- Plants and food production Roots (take in water and hold the plant in the soil), stem (supports and carries water), leaves (make food), flowers (reproduction), fruits and seeds.
- Materials and their properties Solids (fixed shape), liquids (take the shape of the container) and gases (fill the space).
- Energy and simple machines Heat, light, sound, movement (kinetic), electrical, chemical (stored in food and fuels) and stored (potential) energy. Energy changes from one form to another: a torch changes chemical energy into light.
- Electricity and magnetism Cell, battery, bulb, switch (open and closed), wire.
- Weather and the environment Hot and wet (November to March), cool and dry (May to August), hot and dry (September to October).
- Technology and ICT basics Using knowledge and tools to solve problems – from hoes and scotch carts to solar panels and mobile phones.