omit Question 1  A sound wave has a frequency of 374 Hz and travels in air at a speed of 343 m/sec. How far apart are any two adjacent wave compressions? 1.09 meters7.17 meters1.83 meters0.92 meters omit Question 2  A fisherman notices that wave crests pass the bow of his anchored boat every 5 seconds. He measures the distance between two wave crests to be 7.2 meters. How fast are the waves traveling? 18.0 m/sec36.0 m/sec1.44 m/sec2.88 m/sec omit Question 3  A wave has a speed of 200 m/sec and a wavelength of 7.2 meters. What is this wave's period? 2.78 x 101 seconds3.6 x 10-2 seconds1.93 x 102 seconds2.07 x 102 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? 8 x 10-1 Hz1.25 x 100 Hz5 x 100 Hz2.5 x 100 Hz omit Question 5  If the wavelength is 1.87 meters in Question 4, that how fast does the wave energy travel along the string? 1.5 x 100 m/sec2.34 x 100 m/sec4.68 x 100 m/sec9.35 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 7.06 x 1014 Hz. What is the approximate wavelength of the light? 2.13 x 10-7 meters4.25 x 10-7 meters2.35 x 106 meters1.42 x 10-15 meters

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