Wind power is generally: o less expensive than fossil fuels O more expensive than nuclear power O causes non-point source pollution causes no air pollution​

The softest and hardest minerals are: softest hardest

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.

The mass of a bowling ball is 10 kg and the mass of a ping pong ball is 0.015 kg. if the two objects are 5 meters apart, what is the gravitational force ?