Classification of Matter - Review

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

Which of the following is not an example of matter?

Back

Sunlight is not matter because it does not have mass or take up space.

Front

What is a chemical change?

Back

A chemical change occurs when a substance transforms into a new substance with different properties.

Front

What is a compound?

Back

A compound is a substance formed when two or more pure substances are chemically combined in a specific ratio.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by physical or chemical means.

Front

What is a physical change?

Back

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

Front

Is bleaching your hair a physical or chemical change?

Back

Bleaching your hair is a chemical change.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture in which the composition is uniform throughout.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture in which the composition is not uniform and different components can be seen.

Front

Can compounds be broken down?

Back

Yes, compounds can be broken down into simpler substances only by chemical means.