Unit 3 Test Review

An elements is

• a substance that cannot be split into simpler substances

• a substance that can be split into simpler substances

A molecule is

• a singular particle of a particular element

• another name for an element

• 2 or more atoms that are bonded into one unit

This picture represents...(choose 2)

• An element

• A molecule

• A mixture

• A compound

A substance with two or more different types of atoms bonded together is called...

• An element

• An atom

• A compound

• A mixture

Tags

NGSS.MS-PS1-1

The circles represent atoms. Each color is a different type of atom. This image represents:

• An element

• A mixture

• A compound

• An atom

Tags

NGSS.MS-PS1-1

In this diagram, X represents...

• A compound

• A mixture

• An atom

• An element

Tags

NGSS.MS-PS1-1

In this diagram, Y represents...

• An element

• A compound

• A mixture

In this diagram, Z represents...

• An element

• A compound

• A mixture

In this diagram, W represents...

• An element

• A molecule

• A compound

• A mixture

Tags

NGSS.MS-PS1-1

Two or more atoms joined together create a....?

• Element

• Compound

• Molecule

• Mixture

Tags

NGSS.MS-PS1-1