| __ | 1. | Combination Waves | | A. | not purely transverse or compressional |
| __ | 2. | Constructive Interference | | B. | overlapping waves add their amplitudes together |
| __ | 3. | Destructive Interference | | C. | Overlapping waves subtract amplitude from each other |
| __ | 4. | Interference | | D. | when waves overlap |
| __ | 5. | polarization | | E. | only waves vibrating in 1 direction allowed through |
| __ | 6. | reflection | | F. | waves bounce off a surface and continue moving |
| __ | 7. | refraction | | G. | waves oscillating at right angles to the direction it moves |
| __ | 8. | transverse wave | | H. | bending of a wave due to a change in velocity |