Unit 2 review

Front

What phase do molecules flow around each other?

Back

Liquid

Front

What is the process called when a solid changes to a liquid?

Back

Melting

Front

What phase change occurs when water leaves the ocean in the water cycle?

Back

Evaporation

Front

What is the process called when a liquid changes to a solid?

Back

Freezing

Front

What is the melting point temperature of a substance if it is represented as 70 degrees on a graph?

Back

70 degrees

Front

What is the phase of matter characterized by a definite shape and volume?

Back

Solid

Front

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

Back

Liquid

Front

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

Back

Gas

Front

What is the process called when a gas changes to a liquid?

Back

Condensation

Front

What happens to the temperature of a substance during melting?

Back

It remains constant until the entire solid has melted.