Vocabulary

1. A particle that has a positive electric charge. It is the opposite of an electron.
4. A neutral particle that is part of every atomic nucleus.
5. Space where magnetism exists.
7. Two areas of a magnet where the magnetic field is the strongest.
8. The smallest unit of a chemical element. Composed of protons and neutrons.
9. a magnet that keeps its magnetism after removing the magnetizing force.
14. Electric charge that accumulates on an object rather than flowing through it as a current.
16. A coil wire that acts as a magnet when an electric current passes through it.
17. Any factor that causes a body to change its speed, direction, or shape.

2. A device used to change to voltage of a current in one circuit to a different voltage in a second circuit.
3. A single force whose external effects are the same as the effects of several forces acting on the body.
6. A device that that becomes magnetized when an electric current flows through the wires.
10. Forces that act between two objects that are not physically touching each other.
11. A device that converts motion into electrical energy.
12. an area composed of a group of atoms whose magnetic fields are aligned in the same direction.
13. A device for changing energy into mechanical energy in the form of rotation.
15. A particle with negative electric charge opposite of a proton.