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physics

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A stone is thrown horizontally with an initial speed of 10 m/s from the edge of a cliff. A stop watch measures the stone's trajectory time from the top of the cliff to the bottom to be 4.3 s. What is the height of the cliff?

  • physics - ,

    In the vertical direction:
    hf=hi+gt
    0=hi-9.8t solve for hi

  • physics - ,

    58meters

  • physics - ,

    91 meter

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