Find the kinetic energy of a ball of mass 200 grams moving at a speed of 20 m/s​

Question

Find the kinetic energy of a ball of mass 200 grams moving at a speed of 20 m/s​

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Diễm Kiều 3 years 2021-09-05T15:25:28+00:00 2 Answers 7 views 0

Answers ( )

  1. Ladonna
    0
    2021-09-05T15:26:48+00:00
    Reply

    Answer:

    40 J

    Explanation:

    KE = \frac{1}{2} mv^{2} \\KE = \frac{1}{2} (0.200 kg)(20 m/s)^{2} \\KE = 40 J

  2. minhkhue
    0
    2021-09-05T15:26:50+00:00
    Reply

    yes the explanation about shows that it’s 40j

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