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Force Pre/Post
Con il contributo di: Barent
  • 1. A push or pull on matter is called a...
A) mass
B) inertia
C) force
D) acceleration
  • 2. A force that causes a change in motion is...
A) unbalanced
B) momentum
C) balanced
D) inertia
  • 3. Forces that do not cause changes in motion are...
A) balanced
B) unbalanced
C) momentum
D) inertia
  • 4. All of the forces that act on an object add up to equal...
A) net inertia
B) acceleration
C) net force
D) mass
  • 5. An object tends to keep doing what it is doing because it has...
A) inertia
B) temperature
C) weight
D) volume
  • 6. How much matter there is in an object is measured by...
A) mass
B) temperature
C) volume
D) density
  • 7. Newton's first law is about...
A) inertia
B) momentum
C) action/reaction
D) acceleration
  • 8. Newton's second law is about...
A) inertia
B) force, mass and acceleration
C) volume
D) momentum
  • 9. Force is measured in...
A) g
B) m/s
C) newtons
D) m/s/s
  • 10. A force that acts in opposition to motion is called...
A) friction
B) centripetal
C) push
D) gravity
  • 11. Newton's third law is about...
A) action and reaction
B) F=ma
C) volume
D) inertia
  • 12. All objects accelerate towards the earth at...
A) 1m/s/s
B) 9.8 m/s/s
C) 98 m/s/s
D) based on their mass
  • 13. Projectiles have...
A) only gravity
B) both horizontal and vertical motion
C) only horizontal motion
D) only vertical motion
  • 14. The momentum that goes into a collision equals
A) the larger objects momentum
B) the difference of the two starting momentums
C) the momentum that comes out
D) the smaller objects momentum
  • 15. Momentum depends on
A) meters and seconds
B) mass and meters
C) mass and velocity
D) time and temperature
  • 16. Which force is universal and depends on mass and distance?
A) Friction
B) Centripetal
C) Outside
D) Gravity
  • 17. An airplane has a mass of 6000 kg. What is its mass on the moon?
A) 1000 kg
B) 600 N
C) 6000 kg
D) 600kg
  • 18. Which object has the most momentum?
A) Car holding still
B) Ping pong ball with velocity of 10 m/s south
C) Bowling ball with a velocity of 20 m/s north
D) Feather holding still
  • 19. What is an example of a balanced force?
A) Constant speed
B) Turning a corner with cruise control set
C) Lifting a book
D) Acceleration
  • 20. Which type of friction is experienced by a person falling through the air?
A) Sliding
B) Rollong
C) Liquid
D) Fluid
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