Science~Chapter 8

What properties does this baseball bat have?

• rough and soft
• rough and hard
• smooth and soft
• smooth and hard

Why do you need to use a microscope or hand lens to see the parts of matter?

• Matter is made up of parts that are big.
• Matter is made of parts that have no mass.
• Matter is made of parts that are very small.
• Matter is made of parts that take up no space.

Look at the graph. List the solids from longest to shortest. 

• cup, paper, brush, scissors
• cup, scissors, brush, paper
• cup, scissors, brush, paper
• paper, cup, brush, scissors

What state of matter is milk?

• liquid
• gas
• solid
• none of them. 

What state of matter fills these balloons?

• Solid
• Liquid
• Gas
• None of them.

What state of matter does water vapor become when it is COOLED.

• gas
• solid
• liquid
• none of them. 

Which sentence tells about changing matter without changing its state? 

• Melt Ice.
• Freeze water .
• Evaporate water.
• Add color to water. 

A container of ice cream is taken out of a freezer. What happens to it?

• The ice cream and the container melt.
• The ice cream and the container stay the same.
• The ice cream melts. The container stays the same.
• The ice cream stays the same. The container melts.

Which things float? Which things sink? 

• Pencil and feather float. Paper clip and Rock sink. 
• Pencil and rock float. Feather and paper clip sink. 
• Feather and Rock sink. Paper clip and pencil float. 
• Feather and rock float. Paper clip and pencil sink. 

How can you separate a mixture of rocks and water? 

• Let rocks sink.
• Shake the cup.
• Flip the cup upside down.
• Do nothing.