A hiker walks 9.4 miles at an angle of 60° south of west. Find the west and south components of the walk. Round your answers to
1 answer:
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Answer:
The height is 3.1m
Explanation:
Here we have a conservation of energy problem, we have a conversion form eslastic potencial energy to gravitational potencial energy, so:
then we have only gravitational potencial energy when the ball is at its maximun height.
because all the energy was transformed Eg=Ee
searching the web, the mass of a ping pong ball is 2.7 gr in average. so: