Across
- 3. these can harm your skin, so wear sunscreen
- 6. the highest point on a wave
- 7. the only radiation on the spectrum we can see with our own eyes
- 11. the height of a wave
- 14. the amount of peaks that pass by in a second
- 15. a musical instrument that has low pitch
- 16. the frequency of waves that we are able to hear
Down
- 1. the strongest of all the radiations
- 2. a musical instrument that has high pitch
- 4. we use this radiation to help our technology
- 5. the length of a wave
- 6. the highness or lowness of sound
- 8. using night vision goggles allows you to see
- 9. Needs a medium to travel
- 10. we compared the electromagnetic spectrum to this group of superheroes
- 12. Does not need a medium to travel
- 13. this allows doctors to see if you broke your bone