Anon-conducting sphere of radius r = 3.0 cm carries a charge q = 2.0 mc distributed uniformly throughout its volume. at what distance, measured from the center of the sphere, does the electric field reach a value equal to half its maximum value?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Contains chemical energy. a. heat b. light c. natural gas

Which of the following is another term for a planned economy