3 factors affecting the magnitude of the force between two charged objects: ___ on objects, ___ between objects, & ___ separating them.

Avalue that describes how heavy an object is and is related to the force of gravity is

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

"an open tank has the shape of a right circular cone. the tank is 6 feet across the top and 5 feet high. how much work is done in emptying the tank by pumping the water over the top edge? note: the density of water is 62.4 lbs per cubic foot."