Unit 3 Matter Review

The three common states of matter are solid, liquid, and ______________.

• mashed

• fluffy

• gas

All matter is made up of smaller pieces of matter called

• space

• weight

• particles

• chemicals

This matter has a fixed shape and volume

• solid

• liquid

• gas

This matter has neither a fixed shape and volume

• solid

• liquid

• gas

When a material dissolves, it

• separates with a material it is mixed with.

• changes the state of matter it is in.

• mixes completely with another material.

• expands into a larger piece of material.

A substance containing two or more materials with different properties.

• mixture

• solution

• solute

• solvent

A special mixture formed when one or more materials dissolves into another.

• mixture

• solution

• solute

• solvent

Carly’s dad mixes a spoonful of sugar into a cup of hot coffee. What can Carly predict will happen to the sugar?

• The solid sugar particles will mix with the liquid coffee particles until it dissolves. The solution will resemble coffee.

• The liquid sugar particles will mix with the liquid coffee particles until they dissolve. The solution will resemble sugar.

• Solid sugar particles will mix with the gaseous coffee particles until they dissolve. The solution will resemble coffee.

• Solid sugar particles will mix with the liquid coffee particles until they dissolve. The solution will resemble sugar.

Ashley is comparing the weight of objects, as shown in the picture.

What does the picture tell you about the notebook and cubes?

• The notebook and the cubes have no weight.

• The notebook has less weight than the cubes.

• The notebook an cubes have the same weight.

• The notebook has more weight than the cubes.

Emma is studying the physical properties of a rock. She puts water in a cylinder, and then puts the rock into the cylinder.

Which of these properties is Emma measuring?

• mass

• texture

• volume

• temperature