physics

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The 20kg object is dropped from a height of 2 meters. Find its speed when it hits the ground. Give your answer in meters per second.

  • physics -

    There's an easy formula to figure out how fast something will be at the end of a fall.

    Square root of (2gh).

    Mass isn't even involved
    Sq.Rt.(2 x 9.8 x 2)
    Sq.Rt.(39.2)
    6.26 m/s

  • physics -

    Speed =d×t. =55×10=550

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