Question

Name a device which converts 1) electrical energy into light energy . 2) sound energy into electrical energy 3) chemical energy into electrical energy

Answer 1

1.bulbs are devices that convert stored chemical energy into useful electrical energy.
2.sound energy into electrical energy -microphone
3.chemical energy into electrical energy-
A battery is just a device that convertschemical energy into electrical energy.

Answer 2

1 bulb
2 microphone
3 battery