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Electricity and Magnetism
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Electricity and Magnetism
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25 Questions

1. The rate at which electrical energy is converted from one form to another

2. strong, temporary magnet formed when current is passed through a coil of wire surrounding an iron core

3. Material that allows electrons to easily flow through

4. The regions of a magnet where the magnetic force exerted by the magnet is strongest

5. area around a magnet where magnetic forces act

6. Material that does not allow electrons to easily flow through

7. The accumulation of excess electric charges on an object

8. The unit of measure for resistance

9. Power= Current x Voltage Difference

10. Process of rearranging electrons on a neutral object by a nearby charged object

11. Current that flows in only one direction through a wire

12. Current=Voltage x Resistance

13. Has a neutral electric charge in an atom

14. groups of atoms with aligned magnetic poles

15. A transfer of charge through the air between two objects because of a buildup of static electricity

16. Has a negative electric charge in an atom

17. Current only has one path (or loop) to follow

18. The unit measuring electric power

19. Current only has two or more paths (or branches) to follow

20. The relationship that will occur between two opposite charges

21. The unit of measure for electric current.

22. The tendency for a material to oppose the flow of electrons

23. force of attraction or repulsion between unlike or like poles

24. The unit of measure for voltage

25. The relationship that will occur between two like charges