Suppose you exert a 25-N force to lift a ball 0.4 m in 2 s. How much work is done?

In Times Square in New York City, people celebrate on New Year's Eve. Some just stand around, but many move about randomly. Consider a system comprised of all of these people.

A 70kg person travels to a planet where he weighs 1750 N. What is the value of g on the that planet?

A 66.0-kg short-track ice skater is racing at a speed of 10.0 m/s when he falls down and slides across the ice into a padded wall that brings him to rest.

Two cars approach each other on a straight and level road. Car A is traveling at 75 km/h, due north and Car B is traveling at 45 km/h due south. Both velocities are measured relative to the ground.

Where can a gaseous planet be in the solar system?

Consider what happens at the moment when the block leaves the surface of the globe. Which of the following statements are correct? - The net acceleration of the block is directed straight down.

A mechanic pushes a 3.00 ✕ 103-kg car from rest to a speed of v, doing 4,680 j of work in the process. during this time, the car moves 26.0 m. neglecting friction between car and road, find v and the horizontal force exerted on the car.

Explain how latitude determines wind patterns

What is the difference between contact forces and forces that act through a force field?

Suppose two parallel-plate capacitors have the same charge Q. but the area of capacitor 1 is A and the area of capacitor 2 is 2A. 1.