5. Different surfaces could affect the impact force during collision. In which of the following surfaces will the impact force
be small?
a. shiny
b. soft
C. rough
d. hard
6-7. The total momentum before the collision is to the total momentum
the collision
a. equal - after b. less than - after C. greater than - after d. undefined - after
8. Billiard game provides an example of
collision.
a. Animalistic Collision b. Ballistic Collision C. Elastic Collision d. Inelast c Collision
9. A crash in which two or more things or people hit each other is called
a. Coalition
b. Collision c. Impulse
d. Momentum
10. Which of the following devices installed in vehicles can minimize the impact force during a vehicular accident?
a. Accelerator b. seatbelts C. side mirrors
d. Rear view mirror​