Waves: Sound & Light Unit Test Study Guide KEY

b. material d. answers b and c are correct. 34.Compared to the speed of light, sound travels… a. faster. b. at about the same speed. c. slower. Answer questions 35 – 37 based on the wave-form below. The wave was produced when a student sings a tune for 0.03 seconds. Assume the speed of sound in air is 320 m/s. 35.How many full waves are ... ................
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