Classification of matter

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the two main categories of matter?

Back

The two main categories of matter are pure substances and mixtures.

Front

Define a pure substance.

Back

A pure substance is a material that has a constant composition and consistent properties throughout.

Front

What is an element?

Back

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

Front

What is a compound?

Back

A compound is a pure substance formed when two or more elements are chemically bonded together.

Front

What is a mixture?

Back

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

Front

Differentiate between homogeneous and heterogeneous mixtures.

Back

Homogeneous mixtures have a uniform composition throughout, while heterogeneous mixtures have a non-uniform composition.

Front

Give an example of a homogeneous mixture.

Back

Salt dissolved in water is an example of a homogeneous mixture.

Front

Give an example of a heterogeneous mixture.

Back

Italian salad dressing is an example of a heterogeneous mixture.

Front

What is a solid?

Back

A solid is a state of matter where particles are tightly packed and only vibrate in place.