Now let’s take what you know about matter and sort it into a pyramid of the different categories of matter. You may need to review the first section of the lesson, "It Matters."

Interactive exercise. Assistance may be required. Complete the flow chart below by dragging a term into its correct location.

When you click on a term you will be able to see its definition. When you finish you can print out the flow chart for reference. Some of these have been done for you.