CPS3_Unit 2_Revision

Which materials change shape easily and take the shape of their container?

• solids

• liquids

• gases

_____ is a material that spreads out in all directions to fill the space it is in.

• Gas

• Solid

• Liquid

Are these things solids, liquids, or gases?

“Wood, metal, plastic”

• solids

• liquids

• gases

Are these things solids, liquids, or gases?

“Milk, water, oil”

• solids

• liquids

• gases

When a solid dissolves in water, the solid cannot be seen but the water is still ___________.

Are these things solids, liquids, or gases?

“Oxygen, nitrogen, carbon dioxide”

• solids

• liquids

• gases

A _____ stays the shape unless it is compressed, stretched, twisted or bent.

Rock is _________ in water.

Humans breathe a gas called ______.

We can use a ______ to separate metal pins and beans.

• filter paper

• magnet

• water

• cooking oil