Metals are good conductors of electricity because they

Iwill give brainliest if you answer right : )

Two objects of different mass start from rest, are pulled by the same magnitude net force, and are moved through the same distance. the work done on object 1 is 900 j. after the force has pulled each object, object 1 moves twice as fast as object 2. how much work is done on object 2?

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?