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- 1. Multiple ChoiceNewton's Third Law States...Objects in motion stay in motion and objects at rest stay at restForce is equal to mass times accelerationFor each action there is an equal and opposite reaction
- 2. Multiple ChoiceAn archer shoots an arrow. The action force is the bowstring against the arrow, the reaction force is...Air resistance against the bowthe arrow's push against the bowstringthe grip of the archer's hand on the bow
- 3. Multiple ChoiceA baseball player bats a ball with a force of 1,000 N. The ball exerts a reaction force (without any additional forces action on it) against the bat of...Less than 1, 000 N1,000 NMore than 1,000 N
- 4. Multiple ChoiceA rocket pushes exhaust 10, 000 N. Without any other forces acting on the rocket, how much force does the rocket go forward?15,000 N1,000 N10, 000 N
- 5. Multiple ChoiceWhat is the reaction force to a foot pushing down on the floor?The foot going through the floorThe floor pushing back against the footThe floor breaking to the foot
- 6. Multiple ChoiceAccording to Newton's Third law the strength or magnitude of forces will be...smallerequallarger
- 7. Multiple Choice
A swimmer pushes on the water and the water pushes on the hand and the swimmer moves forward. What is the ACTION force?
Swimmer pushes on the water
the water pushes on the hand and the swimmer moves forward
- 8. Multiple Choice
A swimmer pushes on the water and the water pushes on the hand and the swimmer moves forward. What is the REACTION force?
Swimmer pushes on the water
the water pushes on the hand and the swimmer moves forward
- 9. Multiple Choice
A bowling ball hits the pins and the pins fall over. What is the ACTION force?
Bowling ball hitting pins
Pins falling over
- 10. Multiple Choice
The swimmer pushes off of the wall of the pool and moves forward. What is the ACTION in this example?
Swimmer pushes off the wall of the pool
Swimmer moves forward
- 11. Multiple Choice
If you apply MORE force to the ground what happens to the ground pushing on you?
The force remains the same
The force increases
The force decreases
- 12. Multiple Choice
If the gymnast decreases the force they exerts on the trampoline, what will the reaction be?
The gymnast will be pushed back by the trampoline with more force and go higher into the air
The gymnast will be pushed back by the trampoline with less force and not go as high into the air
No change will happen to the gymnast
- 13. Multiple Choice
The baseball player wants to hit a homerun. What does he have to do to the force they exert on the ball?
The baseball player will need to apply more force to the bat swinging at the ball
The baseball player will need to apply less force to the bat swinging at the ball
The baseball player should change nothing about his swing
- 14. Multiple Choice
Katniss Everdeen applies 20 N of force back on her bow. What happens to the arrow when she lets go?
The arrow goes backwards
The arrow goes forwards with 20 N
The arrow goes forwards with 30 N
The arrow goes forwards with 0 N
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