1
2
3
4
5
6
7
8
9
Across
- 1. A chemical change when substances interact
- 3. The distance between one wave peak and the next
- 6. The bending of light as it passes from one material to another
- 7. A form of energy that allows us to see
- 8. A state of matter that flows and takes the shape of its container
- 9. A curved piece of glass that bends light
Down
- 2. When water changes from a liquid to a gas
- 4. Facts and information collected from experiments
- 5. A mixture where one substance dissolves completely in another