Front

What are the three states of matter?

Back

Solid, Liquid, Gas.

Front

What must be done to change water from solid to liquid?

Back

Raise the temperature.

Front

What must happen for liquid water to evaporate (become a gas)?

Back

It must be heated.

Front

What is the process called when water vapor (a gas) is cooled and forms liquid water?

Back

Condensation.

Front

What must be done to change water from liquid to solid?

Back

Lower the temperature.

Front

What state of matter has a fixed shape and does not take the shape of its container?

Back

Solid.

Front

What state of matter takes the shape of its container but has a fixed volume?

Back

Liquid.

Front

What state of matter has neither a fixed shape nor a fixed volume?

Back

Gas.

Front

What happens to the molecules in a solid?

Back

They are closely packed together and vibrate in place.

Front

What happens to the molecules in a liquid?

Back

They are close together but can move past each other.