Three-fourths of the earth's surface is covered by water. the water cycle includes these water sources evaporating and returning to earth as rain and snow. what is the driving force behind the water cycle? the tilt of the earth the sun the moon the wind

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

If forces acting on an object are unbalanced. true or false

Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.