omit Question 1  A sound wave has a frequency of 437 Hz and travels in air at a speed of 343 m/sec. How far apart are any two adjacent wave compressions? 7.80 meters1.57 meters0.78 meters1.27 meters omit Question 2  A fisherman notices that wave crests pass the bow of his anchored boat every 6 seconds. He measures the distance between two wave crests to be 9.5 meters. How fast are the waves traveling? 3.17 m/sec1.58 m/sec28.5 m/sec57.0 m/sec omit Question 3  A wave has a speed of 200 m/sec and a wavelength of 9.5 meters. What is this wave's period? 1.91 x 102 seconds2.1 x 102 seconds4.75 x 10-2 seconds2.11 x 101 seconds omit Question 4  A sinusoidal wave travels along a string. The time for a particular point to move from maximum displacement to zero is 0.2 seconds. What is the wave's frequency? 1.25 x 100 Hz5 x 100 Hz2.5 x 100 Hz8 x 10-1 Hz omit Question 5  If the wavelength is 2.185 meters in Question 4, that how fast does the wave energy travel along the string? 1.75 x 100 m/sec1.09 x 101 m/sec5.46 x 100 m/sec2.73 x 100 m/sec omit Question 6  Light has a speed in a vacuum of 3 x 108 m/s. The frequency of visible light is about 5.46 x 1014 Hz. What is the approximate wavelength of the light? 2.75 x 10-7 meters1.82 x 106 meters5.49 x 10-7 meters1.83 x 10-15 meters

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