What is one situation where potential energy might be useful

An orange of mass 40g falls freely from a tree to the ground through a distance of 2.5m. Calculate the velocity just before it hits the ground.

Which is not derived from the theory of relativity? time dilation. the space-time continuum. wormholes. time contraction?

Two objects one of m=20,000kg and another of 12,500kg, are placed at a distance of 5 meters apart. What is the force of gravitation between these two objects

Arrange the steps in order to describe what happens to a gas when it cools

How much force is required to move a sled 5 meters if a person uses 60 J of work?

If a 0.200-kilogram ball sits on a shelf 2.00 meters from the floor, how much mechanical energy (me) does it possess?

Which statement describes static equilibrium? A. The forces on an object are unbalanced. B. An object has balanced forces acting on it and constant velocity. c. The forces on an object are balanced and there is no motion. D.

What is the rate at which work is done in lifting a 35 kg object vertically at a constant speed of 5 m/s? 1 1700 W 2 340 W 3 180 W 4 7.0 W

The owner of a window treatment company wants to design Shades that will cover the windows of the house.

What direction of magnetic field lines inside my magnet