Magnetism Review Chapters 1 and 3
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Transcript of Magnetism Review Chapters 1 and 3
![Page 1: Magnetism Review Chapters 1 and 3](https://reader036.fdocuments.in/reader036/viewer/2022062408/56813469550346895d9b4d43/html5/thumbnails/1.jpg)
Magnetism Review Chapters 1 and 3
2007 - 2008
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1. A naturally magnetic rock found at or near
Earth's surface is called a
A. compass B. lodestone C. maglev D. needle
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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
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3. What produces most of the electricity you use in your home and school?
A. generatorsB. electromagnets C. solar cellsD. electric cells
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4. What would you use if you had to separate steel
cans from aluminum cans?
A.transformerB. generatorC. electromagnetD. current detector
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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
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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
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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.
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8. Electricity sets up a magnetic field around
________________
A.Electromagnets
B.Generators
C.Solar cells
D.Voltage
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9. A compass needle points to Earth's magnetic south
pole.
A. TrueB. False
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10. The north-seeking pole of a magnet is attracted to
Earth's magnetic north pole.
A. TrueB. False
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11. A magnet's property of attracting materials such as
iron and steel is called
A .gravity B .electricity C .magnetismD .levitation
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12. When you stroke a nail with a permanent magnet,
you magnetize the nail.
A. TrueB. False
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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
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14. A maglev train never touches the
A. PolesB. WiresC. RailsD. Loadstone
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15. Earth's magnetic north pole is at the same spot as Earth's geographic north
pole.
A. TrueB. False
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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
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17. Like poles of two magnets attract each other.
A. TrueB. False
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18.The force that pushes electricity along wires is
___________________
A. Solar cellsB. VoltageC. Electric cellsD. Generators
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19. Unlike poles of two magnets attract each other.
A. TrueB. False
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20. An object that attracts or pulls on certain materials- mainly iron and steel, is
A. compass B. lodestone C. magnet D. pole
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21. A battery is made up of two or more ________________
A.Solar cells
B.Voltage
C.Generators
D.Electric cells
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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
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23. _______________ change the Sun’s energy into electrical
energy.
A.Voltage
B.Electromagnets
C.Solar cells
D.generators
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24. Earth is a giant magnet
A. TrueB. False
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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