Front

Rising in temperature, getting hotter.

Back

heating

Front

Can't be felt with your hand, but it takes the shape of the container.

Back

gas

Front

Can be felt with your hand and takes the shape of the container.

Back

liquid

Front

Lowering in temperature, getting cooler.

Back

cooling

Front

A combination of two or more substances.

Back

mixtures

Front

Pull or take apart.

Back

separate

Front

Something that has a definite shape.

Back

solid

Front

Water changing from gas to liquid.

Back

condensation

Front

How hot or cold something is.

Back

temperature

Front

A tool used to measure how hot or cold something is.

Back

thermometer