Worksheet 1-5b Changes in Matter

Part I. Classification - State whether each of the following changes would be physical or chemical.

1) melting ice	2) burning wood	3) breaking glass
4) painting wood	5) cooking	6) burning propane

Part II. Define - Use your own words to define each of the following terms in the space provided.

7) Chemical Change -

8) Physical Change -

9) Change of State Operation -

---

Answers: Part I.
1) physical 2) chemical 3) physical 4) physical 5) chemical 6) chemical