bae9458gmail
bae9458gmail
20-12-2016
Physics
contestada
if a zebra weighs 390N what is its mass
Respuesta :
mathssydney
mathssydney
20-12-2016
W=mg
m = W/g = 390N/ 9.8 m/s^2 = 39.8 kg
some people round g to 10 m/s^2 and this will give answer of 39 kg, which is wrong
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