A metal sphere with .004C of charge is touched to an identical neutral metal sphere. The spheres are then placed 1.5m away from each other. What is the Electrostatic force that they feel, and is it attraction or repulsion?

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

In a system with only a single force acting upon a body, what is the relationship between the change in kinetic energy and the work done by the force? answers: work is equal to the change in kinetic energy.work depends on the square of the change in potential energy.work is equal to the negative of the change in kinetic energy.work is equal to the square of the change in kinetic energy

When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?