I would say the answer is 3 because by falling technically the ball would be kind of moving in the air. Plus potential energy is when for example a soccer ball isnt moving
Answer:
The more efficient the machine, the less energy wasted. For example, if a heat engine is able to turn 75 percent of the fuel it receives into motion, while 25 percent is lost as heat in the process, it would be 75 percent efficient
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Natural disasters are the disaster caused by natural forces whereas man made disasters are caused b
Answer:
True
Explanation:
A cation is a positively charged ion, with fewer electrons than protons,
An anion is negatively charged, with more electrons than protons.
Answer:
Explanation:
Given
length of ladder L=15 feet
velocity with which top is falling is 6 m/min
when bottom of ladder is at a distance of 12 ft away from wall then top of ladder from bottom is given by
From diagram
differentiating