Phase Change Flashcard - 2024

Front

What is a phase change?

Back

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

Front

What are the three main states of matter?

Back

The three main states of matter are solid, liquid, and gas.

Front

What happens to the temperature of a substance during a phase change?

Back

The temperature of a substance can either increase or decrease during a phase change.

Front

What is the state of matter that has a definite shape and volume?

Back

Solid.

Front

What is the state of matter that has a definite volume but no definite shape?

Back

Liquid.

Front

What is the state of matter that has neither a definite shape nor a definite volume?

Back

Gas.

Front

What is melting?

Back

Melting is the process of a solid turning into a liquid when heat is applied.

Front

What is freezing?

Back

Freezing is the process of a liquid turning into a solid when heat is removed.

Front

What is evaporation?

Back

Evaporation is the process of a liquid turning into a gas when heat is applied.

Front

What is condensation?

Back

Condensation is the process of a gas turning into a liquid when heat is removed.