Across
- 4. A source of heat.
- 6. Heat transferred through a gas or liquid
- 7. The disturbance moves perpendicular.
- 9. How high or low the pitch of a sound is.
- 10. It appears on an oscilloscope.
- 11. The disturbance moves in the same direction.
Down
- 1. When light bends.
- 2. When light is absorbed.
- 3. When heat is transferred through a solid.
- 5. The colours contained within white light.
- 8. When light bounces off an object.