A 13 g bullet traveling 213 m/s penetrates a 2.0 kg block of wood and emerges cleanly at 152m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?

3. Infiltration is the process by which rainwater becomes A. river water. B. groundwater. C. saltwater. D. ocean water.

Calculate the acceleration of a 25 kg object that has move the force of 300 n

A rock is thrown at an angle such that the initial horizontal velocity is 15.0 m/s and the initial vertical velocity is 39.0 m/s. What is the greatest height the rock reaches? A. 38.8 m B. 46.9 m C. 77.6 m D. 98.2 m

Which of the following statements is/are true? Check all that apply. Check all that apply. The total mechanical energy of a system is constant only if all the forces doing work on it are nonconservative.

Why is it inaccurate to use mgy to calculate the potential energy of a satellite orbiting earth at a height one earth radius above the earth's surface

You are watching children play a game of tug-o-war with an old plastic clothesline. The two teams are pulling at opposite ends of the cord and each team is trying to drag the other team into a mud puddle that lies between them.

What is the rate at which electrical energy is converted to another form of energy called?

A person gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. The cart travels forward along the floor, gradually slowing as it moves.

A driver, traveling at 22.0 m/s, slows down her 2.00 x 103 kg car to stop for a red light. What work is done by the friction force against the wheels?

If the masses of an object increase and their distance from each other stays the same the force of gravity decreases increases stays the same increases then decreases