The earth's radius is 6.37×106m; it rotates once every 24 hours. What is the speed of a point on the earth's surface located at 3/4 of the length of the arc between the equator and the pole, measured from equator? (Hint: what is the radius of the circle in which the point moves?) Express your answer to two significant figures and include the appropriate units.
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The earth's radius is 6.37×106m; it rotates once every 24 hours. What is the speed of a point on the...
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