Matter and Separation Techniques (Pre-AP Chem 2.1-2.3)

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

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

What is a chemical change?

Back

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

Front

Give an example of a physical change.

Back

Melting ice is an example of a physical change.

Front

Give an example of a chemical change.

Back

Baking cookies is an example of a chemical change.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture that consists of visibly different substances or phases.

Front

What is filtration?

Back

Filtration is a separation technique that uses a filter to separate solids from liquids.