A700-watt gasoline engine and a 300-watt electric motor both do 3 j of work. which machine can do the work faster? explain your answer.

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?