Question
Name:
Force
Honors
Part 1 Multiple Choice: Write the answer that best answers the question in the blank. (2 pts each)
1. A group of students is playing tug-of-war. The students on both sides of the rope are pulling with equal force st
that the rope is not moving. This is an example of
A. unbalanced forces
B. balanced forces
C. acceleration
D. displacement
2. A firefighter feels the hose pushing backwards onto him as he uses it to put out a fire. What is the most likely
cause of this?
A. The hose material is very elastic.
B. Since the hose is at rest, it tends to stay at rest.
C. The force exerted on the water equals the mass of the water times its acceleration.
D. The escaping water exerts an caual and opposite force on the hose.
Answer
B. Since the hose is at rest, it tends to stay at rest.