Classification of Matter - Review

Front

What is a compound?

Back

A compound is a substance made from two or more elements that are chemically combined in a specific ratio.

Tags

NGSS.MS-PS1-1

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 mixture?

Back

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

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout, such as vanilla ice cream.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture where the components are not uniformly distributed, such as a salad.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Tags

NGSS.MS-PS1-5

Front

Which of the following is not matter: Trees, Sunlight, Rocks, Air?

Back

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

Front

What are molecules?

Back

Molecules are groups of two or more atoms bonded together.

Tags

NGSS.MS-PS1-1

Front

What is a pure substance?

Back

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

Tags

NGSS.MS-PS1-4

Front

What is the difference between a compound and a mixture?

Back

A compound is a substance formed from two or more elements chemically combined, while a mixture is a physical combination of substances.