Question 26

Question

Are the following examples of chemical or physical changes?

Column A.
1. A sliver spoon tarnishing
2. Blowing a dandelion
3. Building a sand castle
4. Toasting bread

Column B.
A. Chemical change
B. Physical change

Answer 1

Column A:
1. Chemical change
2. Physical change
3. Physical change
4. Chemical change

Column B:
1. A. Chemical change
2. B. Physical change
3. B. Physical change
4. A. Chemical change