Vocabulary

2. A device that converts motion into electrical energy.
6. Force Forces that are not physically touching each other between two objects.
10. Motor A device for changing energy into mechanical energy in the form of rotation.
11. A device used to change to voltage of an alternating current in one circuit to a different voltage in a second circuit.
12. A particle with negative electric charge opposite of a proton.
14. Electricity Electric charge that accumulates on an object rather than flowing through it as current.
16. Two areas of a magnet where the magnetic field is the strongest.

1. Field Space where magnetism exists.
3. A device that has a coil insulated wire wrapped around an iron core that becomes magnetized when an electric current flows through the wires.
4. A coil wire that acts as a magnet when an electric current passes through it.
5. Domain an area composed of a group of atoms whose magnetic fields are aligned in the same direction.
7. A neutral particle that is part of every atomic nucleus.
8. A particle that has a positive electric charge. It is the opposite of an electron.
9. Magnet a magnet that keeps its magnetism after removing the magnetizing force.
13. Force A single force whose external effects are the same as the effects of several actual forces acting on the body.
15. The smallest unit of a chemical element. Composed of protons and neutrons.