According to Newton's Third Law, if a hammer puts a force of 200 N on a nail, how much force does the nail put back on the hammer?
a. - 200 N
Selected :B. 200 N
c. 50 N
d. 150 N
A car engine provides 2500 N of force for a car that has a mass 1000 kg. If an engineer develops a new chassis for a car that is half as massive, what is the acceleration of the car with the new chassis?
a. 2.5 m/s^2
Selected : B. 5 m/s^2
c. 8 m/s^2
d. 1.3 m/s^2