Electricity & Magnetism

3. _____ charges/poles repel.
7. ________ charges/poles attract.
10. Electric current generated by a moving magnetic field near a coil of wire.
14. Electrical and Magnetic fields strength is indicated by _______ of the field lines.
15. A temporary magnet created by the flow of charged particles in an electric current.
17. The pole of a magnet where the field lines begin.
18. Describes the magnetic force exerted by a magnetized object on its surroundings.
19. In a field, widely spaced lines are _______.
20. A device comprised of a coil of wire.

1. The pole of a magnet where the field lines end.
2. A graphical visual aid for visualizing vector fields.
4. A physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects.
5. The North pole of a magnet and the South pole of another magnet will ______.
6. A material or object that produces a magnetic field.
8. Describes the electrostatic force that a charged particle will exert on surrounding charged particles.
9. A type of energy that consists of the movement of electrons between two points.
11. A positive charge and a positive charge will ______.
12. In a field, closely spaced lines are ______.
13. Electrical and Magnetic field lines can never _______.
16. The ends of a magnet are called _____.