Across
- 1. An incandescent glass bulb which contains gas and a thin metal filament that emits light what an electric current is passed through it
- 4. The electrical device or devices that use electric power
- 6. The flow of an electric charge
- 8. The build up of an electrical charge on the surface of an object
- 9. The terminal of a battery or other voltage source, toward which electrons flow through the external circuit
- 11. The terminal of a battery or voltage source that has more electrons flow from the negative terminal through an external circuit to positive terminal
- 12. A machine that converts other forms of energy into mechanical energy which then created motion
Down
- 1. A device that makes a buzzing sound
- 2. A device that is used to turn on and off
- 3. A form of energy that is caused by the movements of some tiny particles that make up atoms
- 5. incredibly tiny units of matter. Each is made up of protons and electrons
- 7. A sealed container that holds chemicals which are used for producing electricity
- 10. Usable power or the resources used to produce usable power