True or False Questions: Ch 6 L 2

Kinetic energy increases when particles move faster.

• True

• False

Temperature is a measure of the total energy in a substance.

• True

• False

Potential energy increases when particles move farther apart.

• True

• False

Condensation is the process where a liquid turns into a gas.

• True

• False

Boiling happens throughout a liquid, while evaporation happens only at the surface.

• True

• False

Sublimation is when a solid turns directly into a gas without becoming a liquid first.

• True

• False

Deposition is the opposite of sublimation.

• True

• False

During melting and boiling, the temperature of a substance continues to increase.

• True

• False

Adding thermal energy to a substance always increases its temperature.

• True

• False

The freezing and melting points of a substance are the same temperature.

• True

• False