Chapter 5 Lesson 1 What are Forces?

The force of attraction between any two objects

• gravity

• force

• friction

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A push or pull that acts on an object.

• force

• friction

• gravity

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The force that results when two materials rub against each other.

• force

• gravity

• friction

A force can make an object slow down or stop.

• true

• false

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What causes an object to change direction?

• A force

• A tree

• The sun

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What would cause a soccer ball to slow down as it moves over the ground?

• air resistance

• friction

• nothing it will keep going

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A force that requires two pieces of matter to touch is called a __________.

What are some forces that would affect a ball rolling down a hill?

More than one answer

• graity

• friction

• air resistance

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Electric forces act between objects are electrically charged.

• true

• false

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Magnets will pull strongly on some objects made of

More than one answer

• iron

• cobalt

• nickel

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