Potential energy is when the roller coaster rises. Kinetic energy is when the roller coaster declines.
Plugs exposed to liquid such as water; too many things plugged in at once
Answer: Yes, the answer is D.
Explanation: Sound waves are transverse waves, which are the fastest type of wave and can travel (almost) any medium with the exception of a few natural elements.
Displacement is a vector quantity that refers to "how far out of place an object is"; it is the object's overall change in position.
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Answer:
W = 189 kJ
Explanation:
If kinetic energy does not change, the work done increases the potential energy
W = mgh =9000(7(3)) = 189 kJ
