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Red light has a frequency of 4.62x1014Hz. What is the wavelength of red light?
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Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant
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Astone is dropped from the upper observation deck of a tower, 250 m above the ground. (assume g = 9.8 m/s2.) (a) find the distance (in meters) of the stone above ground level at time t. h(t) = (b) how long does it take the stone to reach the ground? (round your answer to two decimal places.) s (c) with what velocity does it strike the ground? (round your answer to one decimal place.) m/s (d) if the stone is thrown downward with a speed of 2 m/s, how long does it take to reach the ground? (round your answer to two decimal places.) s
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Red light has a frequency of 4.62x1014Hz. What is the wavelength of red light?...
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