Across
- 4. Distance between two peaks of a wave.
- 5. Includes all types of electromagnetic waves from radio to gamma rays.
- 8. Type of wave felt as heat.
- 10. Longest electromagnetic waves used in radios.
- 13. Waves used in ovens and some types of communication.
- 14. Used to look at bones inside the body.
- 15. Type of light that causes sunburns.
Down
- 1. Highest-energy waves, used to kill cancer cells.
- 2. Tiny particle of light or electromagnetic energy.
- 3. Uses waves to send messages, like phones and the internet.
- 6. Uses radio waves to detect the position and speed of objects.
- 7. The height of a wave from rest to peak.
- 9. Techniques like X-rays or MRIs to see inside the body.
- 11. How many wave cycles pass per second.
- 12. High-energy treatment used to kill cancer cells.