5th Grade- Science Vocabulary

Front

A state of matter that does not have a definite shape or take up a definite amount of space. A ___ can expand to fill any available space in a container.

Back

gas

Front

A state of matter that does not have a definite shape but takes up a definite amount of space. A ____ fills the bottom of its container when at rest, and flows freely when poured.

Back

liquid

Front

A state of matter that has a definite shape and takes up a definite amount of space. It keeps its shape when at rest, whether or not it is in a container.

Back

solid

Front

Solid, liquid, and gas are _____ of matter.

Back

states

Front

The measure of how heavy something is. It is often used as a measure of mass.

Back

weight

Front

The amount of space something occupies. A property of all matter.

Back

volume

Front

What is needed to do work or cause change?

Back

Energy

Front

A combination of 3 or more substances in which each keep their physical properties and can be separated easily.

Back

Mixture

Front

A change in a substance without forming a new substance, such as changing size or state of matter.

Back

physical change

Front

A characteristic that can be observed or measured

Back

Physical Property