1) Which object will most likely be repelled by the metal sphere?

A) a magnet with its South Pole facing the sphere

B) a glass with a positive charge

C) a magnet with its North Pole facing the sphere

D) a paper with a negative charge

Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy

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

What’s #16 asking me and how do i solve it?