10. Calculate the kinetic energy of a running back that has a mass of 80 kg and
is running at a velocity of 8 m/s.

Respuesta :

Answer:

The answer is

2560 J

Explanation:

The kinetic energy of an object given it's mass and velocity can be found by using the formula

[tex]KE = \frac{1}{2} m {v}^{2} [/tex]

where

m is the mass

v is the velocity

From the question

m = 80 kg

v = 8 m/s

The kinetic energy is

[tex] KE = \frac{1}{2} \times 80 \times {8}^{2} \\ = 40 \times 64[/tex]

We have the final answer as

2560 J

Hope this helps you

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