Science Form 2_Chap 7.3 Magnetism

Which of these is attracted to a magnet?

• iron nail

• copper coin

• piece of paper

• notebook

A magnet will pick up a nail, but not a coin because the nail

• has rust on it.

• is lighter than the penny.

• has a sharp point.

• contains iron.

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The magnets as shown will

• not move

• attract

• repel

• all of the above

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The magnets as shown will

• not move

• attract

• repel

• all of the above

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NGSS.MS-PS2-3

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All magnets have 2

• fields
• colors
• poles
• all of the above

The two poles on a magnet are

• north and east
• north and west
• south and north
• south and west

Where is the strongest attraction force of the magnet?

• at the poles
• in the middle
• above the magnet
• below the magnet

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As the distance between two magnets increases (they get farther apart), the force between them:

• Increases
• Decreases
• Stays the Same

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If you cut a magnet in half, what happens to the poles?

• One half gets the North Pole, the other half gets the South Pole
• Both halves get only a North Pole
• Both halves get only a South Pole
• Both halves get a North pole and a South Pole

What kind of magnet can be turned on and off?

• refridgerator magnet
• electromagnet
• magnetite
• iron

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