A 0.7500 cm diameter plastic sphere, used in a static electricity demonstra- tion, has a uniformly distributed 60.0 pC charge on its surface. What is the potential near its surface

The power exerted by a muscle is the product of the force exerted and the velocity of contraction. the area of which of these shaded regions represents the power exerted while a weight is lifted at maximum speed?

Regarding the history of the universe, which of the following is true? all the chemical elements were created during the big bang, but some have been modified since that time as a result of radioactive decay. the earth formed quickly after the big bang. all the current stars in our galaxy formed about the same time billions of years ago. key elements of which earth and life are made, including carbon, oxygen, and iron, did not exist when the universe was born and were created later in stars.

If a weighted, air-filled balloon sinks in a lake, it will a. be buoyed up with constant force while sinking b. probably sink to the bottom and probably rise later c. sink until it reaches equilibrium and then remain at constant depth d. always sink to the bottom e. none of the above