A ball rests on a ledge 10 m above the ground and has 100 J of potential energy. How much potential energy does it have when the ball has fallen half way to the ground and is now 5 m from the ground? will brainlist

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s.what is the wavelength?

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is