In a generator, mechanical energy is converted into which of the following?
a. an electromagnet
b. a moving rod
c. a magnetic field
d. electrical energy

Apulley with a mechanical advantage of 5 will require you to pull times the amount of rope. a. 1/5 b. 5 c. 10 d. 15

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?

Gabby calls her cousin who lives in a different state and tells her to turn her radio to channel 98.7 so they can listen to their favorite song that is playing. her cousin turns her radio to 98.7, but does not hear the same song gabby hears. which most likely explains why?