Science Unit B, Ch. 3 (Forces, Magnets, Electricity) Test

Which is a force that pulls objects together.

• gravity

• mass

• weight

• space

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Which has the greatest mass?

• a bear

• a snake

• a mouse

• a bluebird

Motion is

• the weight of an object

• the gravitational pull on an object

• movement from one place to another

• a type of matter

Which is not a type of motion

• circular motion

• back and forth motion

• up and down motion

• sitting

What is a force?

• a push or pull needed to make something move

• the weight of an object

• the mass of an object

• a type of matter

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If you use a wash cloth to clean dishes, are you using a push or pull force?

• pull

• push

How can you make something move faster?

• stop applying force

• apply less force

• apply more force

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What does your bike need to stop moving?

• force

• gravity

• friction

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Which object will a magnet attract?

• an eraser

• a water bottle

• a piece of paper

• a nail

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What are the two poles on a magnet?

• north and south

• east and west

• north and west

• south and east