Test Yourself

Fill in the blanks with the correct word as below:

     wet   series    insulators    dry cell     symbols

1. Electrical components in an electrical circuit can be represented by ____________.
2. Electricity can only flow in one path in _______ circuits.
3. In a _________, chemical energy is changed into electrical energy.
4. Connecting wires are coated with _________.
5. We must not handle electrical appliances it our hands are________.