A 75-kg person, starting from rest, sleds down a slide 40. m high hill reaching the bottom with a speed of 18 m/s. Calculate a) the PE at the top,

b) the KE at the bottom of the hill,

c) and finally, the thermal energy that was generated in the process.

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?

Most short-period comets do not have randomly oriented orbits because

You want to lose weight and have been trying to decide which type of fad diet is best for you. you ask your doctor, who responds that a. fad diets are a temporary fix but generally don't have any side effects b. fad diets can be used several times a year to maintain a healthy weight c. fad diets can be risky for your health and, in the long run, do not work d. fad diets should never be used one right after the other; there should be a break between them select the best answer from the choices provided. a b c d