The rotation of Earth on its axis causes and . The revolution of the Earth around the sun causes the .

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

Abearing is designed to a reduce friction b. support a load c.guide moving parts such as wheels, shafts and pivots d. all of the above

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)