problem02_38 solution

# University Physics with Modern Physics with Mastering Physics (11th Edition)

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2.38: a) An initial height of 200 m gives a speed of 60 s m when rounded to one significant figure. This is approximately 200 km/hr or approximately 150 hr mi . (Different values of the approximate height will give different answers; the above may be
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Unformatted text preview: interpreted as slightly better than order of magnitude answers.) b) Personal experience will vary, but speeds on the order of one or two meters per second are reasonable. c) Air resistance may certainly not be neglected....
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• Miles per hour, Orders of approximation, significant figure, initial height, approximate height, magnitude answers.

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