Across
- 5. A kind of energy that lets you see.
- 6. A measure of how hot or cold something is.
- 7. You can make something _________ by adding light.
- 8. Something that can cause matter to move or change.
- 9. A kind of energy that you can hear.
Down
- 1. To move back and forth very quickly.
- 2. How high or low something is.
- 3. You can make something __________ by taking away light.
- 4. A kind of energy that makes things warmer.
- 5. How loud or soft something is.