Changes in Matter

Matter can change states.

• True
• False

What are the three states of matter?

• texture, volume, mass
• density, volume, mass
• solid, liquid, gas
• density, color, volume

What is a solid?

• Solids have their own shape and size.
• Solids take the shape of their container.
• Solids spread out to fill space.

What is a liquid?

• Liquids have their own shape and size.
• Liquids take the shape of their container.
• Liquids spread out to fill space.

What is a gas?

• Gases have their own shape and size.
• Gases take the shape of their container.
• Gases spread out to fill space.

What happens when you take a lot of heat away from a liquid?

• It changes to a solid.
• It changes to a gas.
• It doesn't change.

Adding a lot of heat to solid changes it to a...

• liquid
• gas
• solid

An irreversible change...

• can not be changed back.
• can be changed back.

A reversible change...

• can not be changed back.
• can be changed back.

Which one of these is an irreversible change?

• Cutting Grass
• Folding Paper
• Melting Ice
• Making Trailmix