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05-11-2015
Physics

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How much force is needed to accelerate a 68 kilogram skier at a rate of 1.2m/sec

Respuesta :

05-11-2015

[tex]f=m*a[/tex]

68*1.2=81.6

[tex]f=81.6[/tex]

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05-11-2015

Let's use Newton's 2nd law of motion:

Force = (mass) x (acceleration)

Force = (68 kg) x (1.2 m/s²) = 81.6 newtons .

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