Matter Review and Practice

Front

What is the Law of Conservation of Mass?

Back

The Law of Conservation of Mass states that matter cannot be created or destroyed in a chemical reaction; it can only change forms.

Tags

NGSS.MS-PS1-5

Front

What is a molecule?

Back

A molecule is formed when two or more atoms bond together.

Tags

NGSS.MS-PS1-1

Front

What is volume?

Back

Volume is the amount of space an object occupies.

Front

What is evidence that air is made of particles of matter?

Back

You can feel wind against your face.

Front

What happens to the total amount of matter after a change?

Back

The total amount of matter stays the same after it undergoes change.

Tags

NGSS.MS-PS1-5

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Tags

NGSS.5-PS1-1

Front

What is an atom?

Back

An atom is the smallest unit of matter that retains the properties of an element.

Tags

NGSS.MS-PS1-1

Front

What is a compound?

Back

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

Tags

NGSS.MS-PS1-1

Front

What is density?

Back

Density is the mass of an object divided by its volume.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Tags

NGSS.MS-PS1-4