Matter Pre-Assessment

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means. It consists of only one type of atom.

Front

What is a compound?

Back

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

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded and can be separated by physical means.

Front

What is the liquid state of matter?

Back

The liquid state of matter has a definite volume but takes the shape of its container.

Front

What is the solid state of matter?

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The solid state of matter has a definite shape and volume, with particles that are closely packed together.

Front

What is the gas state of matter?

Back

The gas state of matter has no definite shape or volume, and its particles are far apart and move freely.

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What is plasma?

Back

Plasma is a state of matter where gases are energized until atomic electrons are no longer associated with the nucleus.

Front

What is a pure substance?

Back

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

Front

What is a homogeneous mixture?

Back

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

Front

What is a heterogeneous mixture?

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A heterogeneous mixture is a mixture where the components can be visibly distinguished and are not uniform.