Force and Motion Assessment Jeopardy

1. Force and Motion Assessment Jeopardy

2. 21 & 22

3. If a baseball and a cannonball are dropped from the same height at the same time, which ball will hit the ground first? • The cannonball • The baseball • The balls land at the same time. • The ball with the larger volume

4. If a baseball and a cannonball are dropped from the same height at the same time, which ball will hit the ground first? • The cannonball • The baseball • The balls land at the same time. • The ball with the larger volume Return to Jeopardy Board

5. What feature of an object does NOT affect air resistance? • Its sizes • Its chemical properties • Its shape • Its speed

6. What feature of an object does NOT affect air resistance? • Its sizes • Its chemical properties • Its shape • Its speed Return to Jeopardy Board

7. Why do astronauts in space appear weightless? • There is no gravity in space. • Air resistance opposes gravity • They have no mass in space • They are in free fall

8. Why do astronauts in space appear weightless? • There is no gravity in space. • Air resistance opposes gravity • They have no mass in space • They are in free fall Return to Jeopardy Board

9. Which is true about the reaction force of a chair you are sitting on? • The force is greater than your weight • The force is equal to your weight • The force is determined by many factors • The force varies

10. Which is true about the reaction force of a chair you are sitting on? • The force is greater than your weight • The force is equal to your weight • The force is determined by many factors • The force varies Return to Jeopardy Board

11. Which is a common unbalanced force acting on objects in motion? • inertia • acceleration • friction • speed

12. Which is a common unbalanced force acting on objects in motion? • inertia • acceleration • friction • speed Return to Jeopardy Board

13. When a bowling ball collides with a bowling pin, the momentum of the ball • Increases slightly as the velocity of the pin increases • Decreases slightly as the velocity of the pin increases • Decreases slightly as the velocity of the pin decreases • Does not change at all

14. When a bowling ball collides with a bowling pin, the momentum of the ball • Increases slightly as the velocity of the pin increases • Decreases slightly as the velocity of the pin increases • Decreases slightly as the velocity of the pin decreases • Does not change at all Return to Jeopardy Board

15. The law of conservation of momentum states that when two objects collide, their combined momentum • Increases after the collision • Remains the same after the collision • Decreases after a collision • Cannot be determined after the collision

16. The law of conservation of momentum states that when two objects collide, their combined momentum • Increases after the collision • Remains the same after the collision • Decreases after a collision • Cannot be determined after the collision Return to Jeopardy Board

17. If an action is a cue ball hitting a billiard ball, then the reaction force is • Exerted on the table • Exerted on all the other billiard balls • Not present • Exerted by the billiard ball on the cue ball

18. If an action is a cue ball hitting a billiard ball, then the reaction force is • Exerted on the table • Exerted on all the other billiard balls • Not present • Exerted by the billiard ball on the cue ball Return to Jeopardy Board

19. Which of the following objects has the least accleration? • An empty shopping cart pushed with a hard force • A full shopping cart pushed with a hard force • An empty shopping cart pushed with a light force • A full shopping cart pushed with a light force

20. Which of the following objects has the least accleration? • An empty shopping cart pushed with a hard force • A full shopping cart pushed with a hard force • An empty shopping cart pushed with a light force • A full shopping cart pushed with a light force Return to Jeopardy Board

21. When a moving bumper car collides with a bumper car at rest, which of the following occurs? • Momentum is transferred to the car at rest • Momentum is transferred to ground beneath the cars. • Momentum is transferred to the moving car • There is no transfer of momentum

22. When a moving bumper car collides with a bumper car at rest, which of the following occurs? • Momentum is transferred to the car at rest • Momentum is transferred to ground beneath the cars. • Momentum is transferred to the moving car • There is no transfer of momentum Return to Jeopardy Board

23. A crumpled piece of paper hits the ground before a flat sheet of paper because • The acceleration of gravity is greater on the crumpled paper • There is more air resistance against the flat paper • The crumpled paper is more massive • The crumpled paper is less massive.

24. A crumpled piece of paper hits the ground before a flat sheet of paper because • The acceleration of gravity is greater on the crumpled paper • There is more air resistance against the flat paper • The crumpled paper is more massive • The crumpled paper is less massive. Return to Jeopardy Board

25. Orbital motion is a combination of forward motion and • Frictional resistance • Free fall • Horizontal acceleration • weightlessness

26. Orbital motion is a combination of forward motion and • Frictional resistance • Free fall • Horizontal acceleration • weightlessness Return to Jeopardy Board

27. According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will • Remain in motion • Eventually come to a stop • Change its momentum • accelerate

28. According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will • Remain in motion • Eventually come to a stop • Change its momentum • accelerate Return to Jeopardy Board

29. What must you know to find the momentum of an object? • Mass and acceleration • Acceleration and force • Mass and velocity • Velocity and time

30. What must you know to find the momentum of an object? • Mass and acceleration • Acceleration and force • Mass and velocity • Velocity and time Return to Jeopardy Board

31. What makes it harder to change the motion of a watermelon than an apple? • acceleration • momentum • mass • velocity

32. What makes it harder to change the motion of a watermelon than an apple? • acceleration • momentum • mass • velocity Return to Jeopardy Board

33. Air resistance causes the speed of a falling object to • increase • decrease • Remain unchanged • Become zero

34. Air resistance causes the speed of a falling object to • increase • decrease • Remain unchanged • Become zero Return to Jeopardy Board

35. A feather is in free fall when the force of gravity • Is greater than the force of air resistance • Is less than the force of air resistance • Is equal to the forces of air resistance • Is the only force acting on it

36. A feather is in free fall when the force of gravity • Is greater than the force of air resistance • Is less than the force of air resistance • Is equal to the forces of air resistance • Is the only force acting on it Return to Jeopardy Board

37. A falling object’s terminal velocity is reached when the force of gravity • Is greater than the force of air resistance • Is less than the force of air resistance • Is equal to the forces of air resistance • Is the only force acting on it

38. A falling object’s terminal velocity is reached when the force of gravity • Is greater than the force of air resistance • Is less than the force of air resistance • Is equal to the forces of air resistance • Is the only force acting on it Return to Jeopardy Board

39. Why do you have to aim above a target that you want to hit with a thrown object?

40. How does Newton’s second law explain why it is easier to push a bicycle than to push a car with the same acceleration?

41. How does Newton’s third law explain how a rocket takes off?

42. How can a sky diver benefit from air resistance?