8,000,000 kg of water are at the verge of dropping over niagara falls to the rocks 50.0 meters below. what is the change in gravitational potential energy as the water splashes on the rocks below?

1. in terms of fuel economy rank the following hybrid and electric vehicles, and justify application specific to each hybrid technology stop/start | mild hybrid | full hybrid | plug-in hybrid | full electric a. rank based on fuel economy b. justify your application specific for each technology

The transfer of heat through the movement of a gas or liquid a. convection b. conduction c. radiation

However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as