Unit 2 Quiz--Regular

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Define a liquid.

• Indefinite shape, indefinite volume
• Definite shape, definite volume
• Found in stars
• Definite volume, indefinite shape

Particles of a liquid

• are tightly packed together and stay in a fixed position.
• have no viscosity.
• decrease in volume with increasing temperature.
• are free to move around one another but still touch.

What term describes a solid changing to a gas?

• Deposition
• Sublimation
• Evaporation
• Freezing

The speed of the molecules determines the _____.

• volume
• density
• pressure
• temperature

Which of the following terms identifies the change from a liquid to gas?

• Vaporization
• Condensation
• Deposition
• Sublimation

All changes in the state of matter of a substance requires

• vibration
• water
• permission
• energy

Which parts of the graph show water going through a phase change?

• Between A & B, Between C & D, and Between D & E

• Between B & C and Between D & E

• Just between B & C

• Just between C & D

Between what two letters is the substance melting?

• Between D & E

• Between E & F

• Between A & B

• Between B & C

• Between C & D

Water freezes at...

• 0º C
• 32º C
• 47º C
• -1º C