__________ are glacial deposits of unsorted and unstratified material at the edge of a glacier

The kinetic energy of a 1.2-kg toy train is 3.6 J. What is its speed?

A racing motorcycle accelerates at a constant rate from zero to 280 km/h in 39 seconds. If the diameter of the motorcycle’s wheels is 64 cm and they turn without slipping, the angular acceleration of each wheel is

A 100-kg object moves on a level surface with a coefficient of friction of 0.40. If the initial velocity is 15 m/s, how long will it take for it to come to rest?

A cart is being pushed down an incline with friction. What force F will accelerate it with the magnitude of the acceleration down the incline? The coefficients of static and kinetic friction are respectively given by .

You are riding an elevator that is moving upward with 3 m/s and slowing down at . Your real weight is 490 N. Your apparent weight is

The graph of the position of a DNA molecule (on the vertical axis) vs. time (on the horizontal axis) is a straight line that does not go through the origin and does not have a slope of zero. Which statement is true?

An object of mass m is at rest on a horizontal surface, and the coefficient of static friction is and kinetic friction . If a force F is applied to the object as shown and it remains at rest, then it must be true that

Two forces, one with magnitude 10 N and the other with magnitude 15 N, are directed as shown in the diagram below. What is the magnitude of a third force which would exactly balance these two forces, so that the sum of all three forces would be zero?

A sphere and a cube have the same volume. If the edge of one side of the cube is 5.00 cm, then what is the surface area of the sphere?