Magnets have a north and south ___ .

• pole

• iron

• soft spot

• action

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Why does ice have less friction?

• Because it is frozen water.

• Because it is a smooth surface.

• Because it is cold.

• Because it is slippy.

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Will a toy car slow down quicker on carpet or foil?

• Carpet because it is a rough surface and has more friction.

• Carpet because it is a rough surface and has less friction.

• Foil because it is a smooth surface and has more friction.

• Foil because it is a smooth surface and has less friction.

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A magnet can not attract which material?

• metal paper clip

• screw

• paper

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Which two poles would repel against each other?

• South and South

• North and South

• South and East

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What is the name for when 2 magnets pull together?

• attract

• repel

• gravity

• friction

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What is the name for when 2 magnets push apart?

• attract

• repel

• gravity

• friction

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What will happen with these magnets?

• Attract

• Repel

• Spin around

• Nothing

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What will happen with these magnets?

• Attract

• Repel

• Spin around

• Nothing

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What force makes it harder for the girl to move the sofa?

• Gravity

• Friction

• Push

• Pull