A device contains an electric circuit, powered by a battery, that provides light energy and heat energy. It is a
A) television.
B) flash light.
C) electric oven.
D) barbecue grill.
The batteries in a flashlight contain chemical energy. Chemical energy is then converted to electrical energy when turned on. The electrical energy passing through the wires will transform into light and heat energy. The mechanism is also similar with a light bulb added to an electrical circuit.
