omit Question 1  A sound wave has a frequency of 440 Hz and travels in air at a speed of 346.6 m/sec. How far apart are any two adjacent wave compressions? 7.87 meters0.79 meters1.58 meters1.27 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 9.5 meters. How fast are the waves traveling? 3.80 m/sec1.90 m/sec23.8 m/sec47.5 m/sec omit Question 3  A wave has a speed of 260 m/sec and a wavelength of 9.5 meters. What is this wave's period? 2.51 x 102 seconds3.65 x 10-2 seconds2.74 x 101 seconds2.7 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 0.26 seconds. What is the wave's frequency? 9.62 x 10-1 Hz3.85 x 100 Hz1.92 x 100 Hz1.04 x 100 Hz omit Question 5  If the wavelength is 2.2 meters in Question 4, that how fast does the wave energy travel along the string? 4.23 x 100 m/sec2.29 x 100 m/sec2.12 x 100 m/sec8.46 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 5.4 x 1014 Hz. What is the approximate wavelength of the light? 2.78 x 10-7 meters1.85 x 10-15 meters1.8 x 106 meters5.56 x 10-7 meters

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