omit Question 1  A sound wave has a frequency of 430 Hz and travels in air at a speed of 346.6 m/sec. How far apart are any two adjacent wave compressions? 0.81 meters1.61 meters7.77 meters1.24 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 4.6 meters. How fast are the waves traveling? 13.8 m/sec0.77 m/sec27.6 m/sec1.53 m/sec omit Question 3  A wave has a speed of 260 m/sec and a wavelength of 4.6 meters. What is this wave's period? 2.65 x 102 seconds2.55 x 102 seconds1.77 x 10-2 seconds5.65 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 0.26 seconds. What is the wave's frequency? 1.92 x 100 Hz9.62 x 10-1 Hz1.04 x 100 Hz3.85 x 100 Hz omit Question 5  If the wavelength is 2.15 meters in Question 4, that how fast does the wave energy travel along the string? 2.24 x 100 m/sec8.27 x 100 m/sec4.13 x 100 m/sec2.07 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 4.38 x 1014 Hz. What is the approximate wavelength of the light? 6.85 x 10-7 meters2.28 x 10-15 meters1.46 x 106 meters3.43 x 10-7 meters

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