1. E LECTRICITY & M AGNETISM by Mr. Reece

2. A NSWER THE FOLLOWING “ FILL IN THE BLANK ” An unbroken path through which negative charges can flow is a ____________. circuit

3. A NSWER THE FOLLOWING … A _________ reduces the amount of electricity that flow through a material. resistor

4. A NSWER THE FOLLOWING … A material that does not allow electricity to flow through it is______________. an insulator

5. A NSWER THE FOLLOWING … A material that allows electricity to flow through it easily is _______________. a conductor

6. A NSWER THE FOLLOWING … A magnetic field is caused when __________ flows through a circuit. a current

7. A NSWER THE FOLLOWING … Objects that have the same number of positive and negative charges are ____________. neutral

8. A NSWER THE FOLLOWING … An object with nine – charges and three + charges is _____________________. negatively charged

9. T RUE & F ALSE ________ Every circuit has an unbroken path and a power source. True

10. T RUE & F ALSE ________ A parallel circuit has more than one path. True

11. T RUE & F ALSE ________ The continuous flow of negative charges through a material is called current electricity. True

12. T RUE & F ALSE ________ Static electricity is more useful than current electricity. False

13. T RUE & F ALSE ________ Magnetism and electricity are related. True

14. T RUE & F ALSE ________ Magnets have a north pole and south pole. True

15. T RUE & F ALSE ________ Objects that have the same kind of charge attract each other. False

16. T RUE & F ALSE ________ Electric power plants use water, steam, and wind to make generators work. True

17. T RUE & F ALSE ________ A magnet's magnetism is strongest at the magnet’s poles. True

18. T ERMS TO K NOW ____________ - an object that attracts iron. ____________ - the ends of a magnet. __________________ - the area around a magnet where the force of a magnet can act. ____________ - the pushing or pulling force caused by a magnet. magnet poles magnetic field magnetis m

19. T ERMS TO K NOW ____________ - produces electricity by using a coil of wire and a magnet. __________________ - a temporary magnet formed when electric current flows through a wire coiled around a metal core. generator electromagnet

20. C OMPLETE Name on way magnets can be used to produce electricity. By moving a magnet through a coil of wire By moving a coil of wire through a magnetic field Name one thing that uses an electromagnet. Fire alarms, telephones, CD players, computers, doorbells, cranes, maglev trains