According to Newton’s Second Law of Motion, the acceleration of an object equals the net force
acting on the object divided by the object’s _____.
a. mass
b. momentum
c. velocity
d. weight
5. A heavy truck has more momentum than a small car moving at the same speed because the
truck _____.
a. has greater mass
b. has greater speed
c. is larger in size
d. has a large wheelbase
6. A heavy object and a light object have the same momentum. Which has the greater speed?
a. the heavy object
b. the light object
c. both have the same speed
d. not enough information to determine
7. Forces always occur in action-reaction pairs that _____.
a. cancel each other out
b. are equal in magnitude and opposite in direction
c. act on the same object
d. have different magnitudes