Phase Change Flashcard - 2024

Front

What is a substance that has no definite shape and no definite volume?

Back

Gas

Front

What is a substance that has a definite volume but not a definite shape?

Back

Liquid

Front

What is Dry Ice?

Back

Frozen carbon dioxide.

Front

What must happen for liquid water to turn into ice?

Back

The temperature must decrease.

Front

At what temperature does water freeze?

Back

32 degrees Fahrenheit.

Front

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

Back

Solid

Front

What happens to the molecules in a gas compared to a solid?

Back

Molecules in a gas are far apart and move freely, while in a solid, they are closely packed and vibrate in place.

Front

What is the process called when a solid turns into a liquid?

Back

Melting.

Front

What is the process called when a liquid turns into a gas?

Back

Evaporation.

Front

What is condensation?

Back

The process where a gas turns into a liquid.