Magnetism Review Chapters 1 and 3 2007 - 2008
Jan 02, 2016
Magnetism Review Chapters 1 and 3
2007 - 2008
1. A naturally magnetic rock found at or near
Earth's surface is called a
A. compass B. lodestone C. maglev D. needle
2. Which of the following comparisons can you use to
best explain voltage?
A. Fire in a fireplaceB. Lemon juice in a canC. A compass needleD. Water in a garden hose
3. What produces most of the electricity you use in your home and school?
A. generatorsB. electromagnets C. solar cellsD. electric cells
4. What would you use if you had to separate steel
cans from aluminum cans?
A.transformerB. generatorC. electromagnetD. current detector
5. What is the pattern formed by iron filings
sprinkled around a bar magnet called?
A. lodestoneB. lines of force C. magnetic poles D. magnetic field
6. Which of the following would best meet the clean- air standards set by the Air
Quality Act ?
A. power plants burning fossil fuelsB. maglev trainsC. railroad trainsD. gasoline-powered cars
7. How is an electric current produced in a battery?
A. Chemical energy changes to electrical energyB. Energy of motion changes into electrical energyC. Electrical energy changes into chemical energyD. Chemical energy changes into energy of motion.
8. Electricity sets up a magnetic field around
________________
A.Electromagnets
B.Generators
C.Solar cells
D.Voltage
9. A compass needle points to Earth's magnetic south
pole.
A. TrueB. False
10. The north-seeking pole of a magnet is attracted to
Earth's magnetic north pole.
A. TrueB. False
11. A magnet's property of attracting materials such as
iron and steel is called
A .gravity B .electricity C .magnetismD .levitation
12. When you stroke a nail with a permanent magnet,
you magnetize the nail.
A. TrueB. False
13. When you move the north pole of one magnet close to the
north pole of another magnet, the two poles move closer together.
A. TrueB. False
14. A maglev train never touches the
A. PolesB. WiresC. RailsD. Loadstone
15. Earth's magnetic north pole is at the same spot as Earth's geographic north
pole.
A. TrueB. False
16. The space in which the force of a magnet can act is
called
A. compassB. line of force C. bar magnet D. magnetic field
17. Like poles of two magnets attract each other.
A. TrueB. False
18.The force that pushes electricity along wires is
___________________
A. Solar cellsB. VoltageC. Electric cellsD. Generators
19. Unlike poles of two magnets attract each other.
A. TrueB. False
20. An object that attracts or pulls on certain materials- mainly iron and steel, is
A. compass B. lodestone C. magnet D. pole
21. A battery is made up of two or more ________________
A.Solar cells
B.Voltage
C.Generators
D.Electric cells
22. What is a magnetized needle that is allowed to
swing freely?
A .a lodestone B. a magnetic field C .a temporary magnet D .a compass
23. _______________ change the Sun’s energy into electrical
energy.
A.Voltage
B.Electromagnets
C.Solar cells
D.generators
24. Earth is a giant magnet
A. TrueB. False
Answer Key1. B
2. D
3. A
4. C
5. B
6. B
7. A
8. A
9. B
10.A
11.C
12.A
13.B
14.C
15.B
16.D
17.B
18.B
19.A
20.C
21.D
22.D
23.C
24.A