Physics, 09.10.2020 02:01 snalezinski2509
A ball is thrown downward with an initial velocity of 3.8 m/s. What is its acceleration?
a) 0 m/s/s
b) 9.81 m/s/s
c) 0 m/s
d) 9.81 m/s
e) -9.81 m/s
f) -9.81 m/s/s
Answers: 1
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A14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.
Answers: 2
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Petroleum contains energy. a. light b. kinetic c. chemical d. mechanical
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A ball is thrown downward with an initial velocity of 3.8 m/s. What is its acceleration?
a) 0 m/s/s...
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