For the same electric potential given by V (x, y, z )= 5x - 3x^2y + 2yz^2 + xyz +12, What is the magnitude of the field at the point P?

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?