Matter Pre-Assessment

Front

What is matter?

Back

Anything that has mass and takes up space.

Front

What are pure substances?

Back

Materials that have a constant composition and consistent properties throughout.

Front

What is a compound?

Back

A substance made of two or more different types of atoms that are chemically bonded.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a mixture?

Back

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

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition throughout, such as saltwater.

Front

What is a heterogeneous mixture?

Back

A mixture that has a non-uniform composition, such as a salad.

Front

What is the difference between a compound and a mixture?

Back

Compounds are chemically bonded, while mixtures are not.

Front

What is filtration?

Back

A process used to separate solids from liquids or gases using a filter.

Front

What is the law of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.