States of Matter

When a liquid changes to a solid, this is called...

• Melting
• Freezing
• Vaporization
• Sublimation 

When a solid changes to a gas, this is called...

• Melting
• Condensation
• Vaporization
• Sublimation 

Heating liquids and solids causes expansion.

• True
• False

When a gas changes to a liquid, this is called...

• Melting
• Condensation
• Vaporization
• Sublimation 

Molecules are in constant motion.

• True
• False

When molecules heat up they move around...

• Less
• More

Has a definite shape and volume.

• Liquid
• Gas
• Solid

Has a definite volume but not definite shape.

• Liquid
• Gas
• Solid

Has no definite volume and no definite shape.

• Liquid
• Gas
• Solid

When a solid changes to a liquid, this is called...

• Melting
• Freezing
• Vaporization
• Sublimation