Question 1117620
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a)amplitude is the distance between the midline of a wave and its crest or trough:
3/2 = 1.5 inches
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b) The period T is the time it takes a wave to complete one cycle:
T = 0.8s
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c) A wave's frequency f is the number of cycles that are completed in a certain amount of time:
1/0.8 = f 1.25 Hz