Physics

8th -

10thgrade

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Weight and Terminal Velocity

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18 questions

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  • 1. Multiple Choice
    1 minute
    1 pt

    A parachutist of mass 75 kg jumps from a plane at a height of 4 000 m above sea level.

    The parachutist falls through a distance of 2 400 m during the first 60 seconds. Calculate the average speed of the parachutist during this time.

    20 ms-1

    40 ms-1

    67 ms-1

    80 ms-1

  • 2. Multiple Choice
    30 seconds
    1 pt

    Just after she jumps out of the plane (before the parachute opens). The relative forces will be

    Balanced

    Unbalanced

  • 3. Multiple Choice
    30 seconds
    1 pt

    Just after she jumps out of the plane (before the parachute opens). The relative forces will be

    Weight force is equal to the friction force

    Friction force is constant

    Weight force is greater that the friction force

    Friction force is greater than the weight force

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