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Let's say your weight is 180 Ib .  1Ib= 0.45 Kg

a) How much is you mass?

b) How much is your weight when you are sitting on a chair?

C) How much your weight is on the surface of the Moon? The gravity on the surface of the moon is 1/6 of the gravity on Earth.

D) How much is your weight when you are in an elevator and going up at acceleration a=1m/s2?

E) Convert V= 70miles/hours to kilometers per hour?

I mile = 1.61 Km

Show work please

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