Across
- 5. the amount of times a wave repeats
- 6. waves travel differently based on the _____ of the matter they hit
- 9. lowest point of a wave
- 10. the second least dangerous light waves to some animals
- 11. when energy stays within a material
- 12. when energy passes through a material
- 15. when the wave hits the equilibrium
- 16. when energy transmits in a scattered arrangement
- 19. when waves change direction when hitting a medium
- 20. matter that sticks together
- 23. "stuff"
- 25. radiation from the sun (2 words)
- 26. a light that most animals can see (2 words)
- 27. second most dangerous ray to some animals
- 30. waves that must travel through a medium
Down
- 1. it can't be created nor destroyed, but can be converted
- 2. how frequency is measured
- 3. most dangerous rays
- 4. waves produced in nature
- 7. Also known as light
- 8. the top of a wave
- 13. least dangerous light waves to some animals
- 14. EM that is not visible to the naked eye
- 17. a scale that classifies different ideas and things
- 18. when energy bounces off a material
- 21. human waves
- 22. the distance from crest to crest or trough to trough
- 24. midpoint of a wave
- 28. the distance (height) from a midpoint
- 29. the matter that waves travel through