Determine the amount of potential energy of a 5N book that is 1.5m high on a shelf.

22. the effect of threshold braking is to a cause skids. b. lock wheels. c. prevent locking of wheels. d. increase stopping distance.

An element becomes a positively charged ion when itloses protons.loses electrons.gains electrons.gains neutrons.

The junction rule describes the conservation of which quantity? note that this rule applies only to circuits that are in a steady state.