Question

Fill in the Blanks. 

1. The flow of electricity in a circuit is called ——–.

2. A ——– helps us to allow or break the flow of electricity in a circuit.

3. Substances that allow electricity to pass through them are known as ——–

4. The electric bulb was invented by ——–.

Answer 1

1. current

2. switch

3. conductors

4. Thomas Alva Edison