Physics, Science

10th

grade

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Week 5 - Physics Assignment

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15 questions

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  • 1. Multiple Choice
    15 minutes
    1 pt

    A truck travels at a speed of 80.0 km/h and has a mass of 2 000 kg. What is its kinetic energy?

    22.2 kJ

    494 kJ

    6400 kJ

    42

  • 2. Multiple Choice
    15 minutes
    1 pt

    A quarterback throws a football weighing 315 g at a speed of 15.0 km/h and a height of 7.0 m. What is the football’s mechanical energy?

    42

    2.8 J

    24 J

    2 200 J

  • 3. Multiple Choice
    15 minutes
    1 pt

    A Honda Fit weighing 5 600 kg has 72 000 J of kinetic energy. What speed it is travelling at?

    5.1 m/s

    42

    26 m/s

    28 000 m/s

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