1. Changes
Chapter 3
2007
Mr. Schulman

2. Physical Change is:
A change in the physical properties of a substance, not in the substance itself.

3. Signs of Physical Changes:
Change in state or phase
Change of shape
Change of size

4. Chemical Changes:
Is when a substance changes into a new substance.

5. Signs of Chemical Changes:
Change in color
Burning
Rusting
Bubbles appear as a gas is formed
Change in odor
Change in temperature
Formation of a solid

6. Physical or Chemical Change?

7. Physical or Chemical Change?

8. Physical or Chemical Change?

9. Physical or Chemical Change?

10. Physical or Chemical Change?

11. Physical or Chemical Change?

12. Physical or Chemical Change?