Electricity and Circuits

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. A bulb with a broken filament is called a bulb.

2. An can control the flow of current in a circuit.

3. When the switch completes the circuit, it is called a switch.

4. When the switch breaks the circuit, it is called an switch.

5. When two or more cells are joined together, it is called a .

6. When the positive terminal of a cell is joined to a negative terminal of the other, the arrangement is called in .

7. When a positive terminal of a cell is joined to a positive terminal and a negative terminal of the cell is joined to a negative terminal, the arrangement is said to be in .

8. Our body is a conductor of electricity.

9. The electricity we use in our house is supplied from a .

10. Electric cells convert energy into energy.