Phase Changes

Front

What is a phase change?

Back

A phase change is a transition of matter from one state to another, such as solid, liquid, or gas.

Front

What type of change occurs when iron changes from a solid to a liquid?

Back

All of the options given: a physical change, a phase change, and a reversible change.

Front

What is the phase change called when a substance changes from a solid to a liquid?

Back

Melting.

Front

What state of matter holds its shape without a container?

Back

Solid.

Front

What is the phase change called when a liquid turns into a gas?

Back

Vaporization.

Front

What is condensation?

Back

Condensation is the phase change from a gas to a liquid.

Front

What is sublimation?

Back

Sublimation is the phase change from a solid directly to a gas.

Front

What is deposition?

Back

Deposition is the phase change from a gas directly to a solid.

Front

At what temperature does melting occur for a given substance?

Back

At the same temperature as freezing.

Front

Which of these is not a phase change: condensation, sublimation, deposition, or imposition?

Back

Imposition.