A block of mass m rests on the floor of an elevator that is moving upward at constant speed. What is the relationship between the gravitational force (weight) and the normal force on the block?.

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely