Ch.1 Introduction to Matter

Front

The fact that matter is not created or destroyed in any chemical or physical change is called the _____________.

Back

Law of Conservation

Front

A substance that undergoes a chemical change is still the same substance after the change. True or False?

Back

False

Front

Anything that has mass and takes up space is called?

Back

Matter

Front

A substance is a single kind of matter that has a specific composition. True or False?

Back

True

Front

The ability to do work or cause change describes what?

Back

Energy

Front

What is the definition of matter?

Back

Anything that has mass and occupies space.

Front

What is the Law of Conservation of Mass?

Back

Mass is neither created nor destroyed in a chemical reaction.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

What is the difference between homogeneous and heterogeneous mixtures?

Back

Homogeneous mixtures have a uniform composition, while heterogeneous mixtures do not.