Matter: Property and Changes

Front

What is the mass per unit volume of a substance?

Back

Density

Front

What do we call a starting substance in a chemical reaction?

Back

Reactant

Front

What is the law that states that energy is always transferring, but energy is not created or destroyed?

Back

Law of Conservation of Energy

Front

What is the amount of space a substance takes up?

Back

Volume

Front

What is the amount of matter in an object?

Back

Mass

Front

What is the term for a substance that cannot be broken down into simpler substances?

Back

Element

Front

What do we call a change in which a substance becomes a different substance?

Back

Chemical Change

Front

What is the term for a change that does not alter the chemical composition of a substance?

Back

Physical Change

Front

What is the process called when a solid turns into a liquid?

Back

Melting

Front

What is the process called when a liquid turns into a gas?

Back

Evaporation