Across
- 2. when light bounces off a surface
- 7. Waves has compressions and rarefactions
- 8. Waves that must have a medium
- 9. highest point of a transverse wave
Down
- 1. when light bends
- 3. a space where there is NO medium
- 4. matter that a wave travels through
- 5. lowest point of a transverse wave
- 6. All EM waves are