Properties of Matter - Unit Test

Front

What is the state of matter with the lowest density?

Back

Gas

Front

What happens to the molecules of a solid as it melts to a liquid?

Back

They spread out.

Front

How is density best defined?

Back

Amount of mass per unit volume.

Front

What is the term for the substance that gets dissolved in a solution?

Back

Solute.

Front

Which state of matter is capable of infinite expansion?

Back

Gas.

Front

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

Back

Solid.

Front

What is the state of matter that has a definite volume but takes the shape of its container?

Back

Liquid.

Front

What happens to the energy of molecules as a solid is heated?

Back

The energy increases, causing the molecules to move faster.

Front

What is the term for the substance that does the dissolving in a solution?

Back

Solvent.

Front

What is the relationship between temperature and the state of matter?

Back

Increasing temperature can change a substance from solid to liquid to gas.