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    shahinh79's Avatar
    shahinh79 Posts: 1, Reputation: 1
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    #1

    Feb 23, 2007, 06:01 PM
    Equations of motion
    An astronaut on the planet Zircon tosses a rock horizontally with a speed of 6.00 m/s. The rock falls through a vertical distance of 1.00 m and lands a horizontal distance of 7.00 m from the astronaut. What is the acceleration of gravity on Zircon?
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #2

    Feb 23, 2007, 06:07 PM
    How many seconds does it take the rock to land? (using horizontal speed)

    Now using suvat equations for the vertical motion of the rock, you should be able to find a value for a, this is your gravitational value.

    Let me know if you need further help.
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