We’ve Got the Solution!

Different objects

Big Ideas: 

  • The particle theory of matter helps to explain the physical characteristics of matter.
  • Matter can be classified according to its physical characteristics.


Inquiry Skills Used

This is a scientific inquiry/investigation, not research.

Safety Considerations

Wear goggles for the mixing of the rice and salt as well as the Where to Go from Here, rubbing alcohol and water extension.


This activity helps to illustrate the particle theory and how it applies to solutions.  Some earlier work using the particle theory is a prerequisite.

Click here for the worksheet.  Gr 7 Matter We’ve Got the Solution

Leave a Reply

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 )

Google photo

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

Twitter picture

You are commenting using your Twitter 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.