A heat engine has an efficiency of 35.0% and receives 150 J of heat per cycle. How much work does it do in each cycle?

A 10-kg brick and a 1-kg apple are dropped in a vacuum. The force of gravity on the brick is

A) the same as the force on the apple. B) 10 times more than the force on the apple. C) one-tenth as much as on the apple. D) zero.

In the production of sediment from fresh rock, which usually occurs first, erosion or weathering?

What will be an ideal response?

Cyclone 2X Earth’s size that has been going for at least 300 years

The absence of liquid water on Venus is responsible for its ________.

A. dense, corrosive atmosphere B. magnetic field C. retrograde rotation D. tall volcanic peaks