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Take the radius of the earth at the equator to be 6380 km

a. Find the speed the speed of an object at the equator due to the earth's rotation. ___m/s
b. Convert this speed to miles/hour (show your conversion factor in your written backup). __miles/hour

  • Physics -

    a) 2*pi*R(km)*(1000 m/km)
    (24 h)*(3600 s/hr)

    = ___ m/s

    b) Multiply the m/s speed from (a) by
    (3600 s/hr * 1 mile/1609 m)

    It is important that you learn to do these conversions yourself.

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