Waves Unit Test
1: All of the above
2: All of the above
3: 100 mm/s
4: Both A and B
5: Changes speed
6: amplify the sound
7: higher than when the source is stationary
8: the inner ear
9: a stream of particles
10: all directions
11: infrared rays and ultraviolet rays
12: scatters some light
13: blocking light waves that vibrate in one plane
14: Dispersion
15: They are complementary color of light
16: coherent light
23: the number of complete cycles that occur in a second
