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Theory

Exercises

1. Heating effect of electric current

Difficulty: easy

1.5
2. Parts of a simple circuit

Difficulty: easy

3
3. Series and parallel combination of circuits

Difficulty: easy

2
4. Bulbs in series

Difficulty: medium

3
5. Images of electrical appliances

Difficulty: medium

4
6. Bulbs in parallel

Difficulty: medium

1
7. Electric circuit and devices

Difficulty: medium

4
8. Electricity - Key terms

Difficulty: medium

4.5
9. Analogies in electric circuits and devices

Difficulty: medium

4

Tests

1. Training test

Difficulty: easy

8

Teacher manual