MATTER Matters Review

If you put these magnets close to each other, what will happen?

• They will repel, or push away from each other

• They will spin around

• They won't do anything

• They will attract, or pull towards each other

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Choose ALL of the following that describe a gas.

• Does NOT have a definite shape.

• The particles (or molecules) are very close together and can't move.

• Will spread out to take up ALL of a container it is in.

• Keeps its shape.

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Which of these items would float if you dropped it in water?

• 
• 
• 
• 

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Which item in the photo is a gas?

• The bubbles

• The ice

• The cup

• The straw

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Which state of matter has particles that are tightly packed?

• liquid
• gas
• solid

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What does the word "repel" mean? Think about magnets and when they "repel" each other.

• The come together

• To hang out

• The push apart

• To not like something

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A solid WILL take the shape of the container it is in.

• True

• False

What temperature does the thermometer show?

• 21° C
• 21° F
• 22° F
• 22°C

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Pretend you have a pile of random objects. You want to see which objects are magnetic. What could you do to find the objects that are magnetic?

• Hold a magnet close to each object and see if it is attracted to the magnet.

• Hold a thermometer close to each object and see how hot it is.

• Hold the objects in your hands and see which object is heavier.

• Make an educated guess.

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If an object is more dense, it will sink.

• True

• False

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