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6. What is velocity?

  • Speed in a given direction
  • The average speed
  • The distance moved in a specific direction
  • The momentum gained

7. What is the total of all forces on an object called?

  • The combinational force
  • The total force
  • The resultant force
  • The force

8. What is transferred when work is done?

  • Speed
  • Energy
  • Momentum
  • Force

9. What can a resultant force cause a change in?

  • Acceleration
  • Momentum
  • Speed
  • Velocity

10. What are reaction forces?

  • Forces that are equal
  • Forces that are opposite and equal
  • Forces that are opposite
  • Forces that take place at the same time

11. What do forces occur in?

  • On their own
  • Quadruplets
  • Interaction pairs
  • Triplets

12. What happens in all energy transfers?

  • Some energy is changed into heat energy
  • Some energy is destroyed
  • Some energy is created
  • Some energy remains the same

13. What slows down falling objects?

  • Friction
  • Drag forces
  • Gravity
  • The resultant force

14. What is terminal velocity?

  • The consistent speed of an object
  • The final speed reached by a falling object
  • The constant maximum speed reached by a falling object
  • The lowest speed reached by a falling object

15. What happens when forces are balanced?

  • The object deccelerates
  • There is no acceleration of the object
  • The object accelerates
  • The object stays still

16. What does friction do?

  • It makes the object fall down
  • It slows an object down
  • It doesn't affect the object
  • It makes an object speed up