Physics, 27.05.2021 14:00 holasoykawaii10
A stone drops from a 5m tall cliff. If all its potential energy gets converted into kinetic energy. Calculate the speed of the stone just before it touches the bottom of the cliff.(g=10m/s^2)
Answers: 3
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The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?
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When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great.d) about 10 times as great.
Answers: 1
A stone drops from a 5m tall cliff. If all its potential energy gets converted into kinetic energy....
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