1. Demonstrate understanding of the terms atom and molecule

Every substance in our world is made up of atoms. An atom is the smallest unchanged particle that can take part in a chemical change. (Atoms are made up of even smaller particles called subatomic particles!)

A molecule is a particle of two or more atoms joined together.



Notes submitted by Lintha

Click here to go to the next topic.

Click here to go back to the Science menu.


What Do You Think?

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.