matter vocabulary

Front

What is matter?

Back

Anything that has mass and takes up space.

Front

What is gas?

Back

A state of matter with no definite shape or volume, and particles that are very spread out.

Front

What is contraction?

Back

A decrease in the volume of a substance while its mass remains the same.

Front

What is expansion?

Back

An increase in the volume of a substance while its mass remains the same.

Front

What is a particle?

Back

A very small unit that makes up matter.

Front

What is the definition of mass?

Back

The amount of matter in an object, usually measured in grams or kilograms.

Front

What is volume?

Back

The amount of space that a substance occupies, usually measured in liters or cubic centimeters.

Front

What is a solid?

Back

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

Front

What is a liquid?

Back

A state of matter that has a definite volume but takes the shape of its container, with particles that are close together but can move past one another.

Front

What happens to particles in a gas when heated?

Back

They move faster and spread further apart, causing the gas to expand.