work= force*distance
.15J=.0017(9.8+1.2)*distance
solve for distance.
A hummingbird has a mass of about 1.7 g. Suppose a hummingbird does 0.15 J of work against gravity, so that it ascends straight up with a net acceleration of 1.2 m/s (squared). How far up does it move?
4 answers
8 meters
7 years later...
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