Unit 2A Chemistry Review

What are the 3 States Of Matter?

• Solid, Liquid, & Gas

• Solid, Gas & Mass

• Volume, Liquid & Solid

Matter is anything that has Mass and "Takes up":

• Area

• Space

• Density

What occurs when a liquid changes to a solid?

• Freezing

• Condensation

• Melting

What occurs when you leave chocolate in a warm place?

• Melting

• Freezing

When a Gas changes to a liquid it is..

• Condensation

• Vaporization

• Melting

• Freezing

Add heat to a liquid and you'll get a _________.

• gas

• solid

Remove thermal energy from a gas and you'll have a _______________.

• liquid

• solid

Increasing heat, increases ___________.

• density

• particle motion

The phase change of solid to a gas is:

• vaporization

• boiling

• sublimation

• slow down (vibrate slower)

The phase change of liquid to a gas is:

• vaporization

• condensation

• gain

• freezing