12. The symbol for wavelength True or False (write T or F in front of each problem #)
13. The phenomena that occurs when two waves passing through the same
medium meet up with one another is called refraction.
14. The main factor which effects the speed of a sound wave is the amplitude
of the sound wave.
15. When the particles of a medium are vibrating at right angles to the
direction of energy transported, then the wave is a longitudinal wave.
NI
16.A single disturbance that moves from point to point through a medium is
called a period