Phases and Phase Changes Flashcard

Front

What is a gas?

Back

A gas has the same volume and shape that are always the same as the container.

Front

What phase(s) of matter can Sulfar be in at its melting point of 215 oC?

Back

Both Solid and Liquid.

Front

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

Back

Freezing.

Front

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

Back

Melting.

Front

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

Back

Evaporation.

Front

What is condensation?

Back

The process by which a gas turns into a liquid.

Front

What is sublimation?

Back

The process by which a solid changes directly into a gas without becoming a liquid.

Front

What is the melting point?

Back

The temperature at which a solid becomes a liquid.

Front

What is freezing point?

Back

The temperature at which a liquid becomes a solid.

Front

What is the difference between evaporation and boiling?

Back

Evaporation occurs at any temperature, while boiling occurs at a specific temperature.