What is the change in momentum (Ap) if a 4,000 kg car has an initial momentum of 200,000 kg*m/s, then it changes its speed to 90 m/s?

According to social exchange theory, altruistic behaviors benefit the individual who performs them.

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

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly