3rd Grade Force and Motion

What is the definition of 'Force'?

• A tool that scientists use to measure force

• A push or a pull on an object

• A force that pulls down

• How fast an object moves.

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An object will move when a(n)_______ force is applied to it.

• balanced

• unbalanced

• magnetic

• gravitational

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Where is the magnetic force strongest on a bar magnet?

• In the middle

• Near the poles

• At the ends

• On the surface

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Opposite poles ______ and like poles repel each other.

• attract

• repel

• neutralize

• ignore

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Static electricity occurs when there is an imbalance of what?

• Positive and negative charges

• North and south poles

• Electric and magnetic fields

• Light and sound waves.

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Any push or pull from one object to another is called __________?

• Force
• Friction
• Speed
• gravity

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What can happen if a force is put on an object?

• It will turn

• It will slow down

• It can move forward

• All of the above

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The force that pulls down is called __________ ?

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Which tool is used to measure force?

• spring scale

• compass

• calculator

• thermometer

If two magnets are brought together and OPPOSITE poles are facing each other, the magnets will _______?

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