Across
- 5. the fourth least dangerous wave
- 8. second least dangerous on the EM radiation spectrum
- 9. a movement of energy outward
- 10. the bottom of a wave
- 14. energy transmits in a scattered arrangement
- 16. have low energy and long wavelengths
- 17. waves that are the most dangerous and high in the spectrum
- 18. midpoint of a wave
- 21. must travel through a medium
- 22. a wall that absorbs and transmits energy
- 26. a repeated motion that are caused by disturbance which they're a pathway for energy
- 29. the distance from one point to the midpoint
- 30. third least dangerous wave
Down
- 1. all electromagnetic energy that our eyes can see
- 2. light
- 3. the fourth most dangerous wave in the EM radiation spectrum
- 4. change of direction of any wave deflected in passing from one to another
- 6. stuff
- 7. enhanced waves made by humans
- 11. energy stays within a material
- 12. the matter that waves travel through
- 13. top of a wave
- 15. how many times a wave repeats in a specific time interval
- 19. energy that passes through a material
- 20. matter waves that have to travel through a medium
- 23. energy bounces off a material
- 24. moves along waves
- 25. distance crossing 3 midpoints
- 27. measurement in hertz
- 28. a scale used to classify things or ideas between opposing ends
- 31. moves in a continuous stream