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