When resistors are connecting in a series ,does the position of ammeter make any difference ?

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?

Which statement best explains why the overall charge on an atom is zero?

Is a copper wire a conductor or insulator?