R79.70

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Resource Description

Contains all the work for Natural Sciences Grade 7, term 3 based on the “Oxford” textbook in English.

Topic 1: Sources of energy.

Topic 2: Potential and kinetic energy.

Topic 3: Heat transfer.

Topic 4: Insulation and energy saving.

Topic 5: Energy transfer to the environment.

Topic 6: National electricity supply system.

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