1. : Force and Motion Test Review: Jeopardy Game

2. $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 The Nature of Forces Balanced and Unbalanced Identify the Law 1 st Law of Motion 2 nd Law of Motion $100 $200 $300 $400 $500 3 rd Law of Motion $200

3. A push or pull is called a(n) The Nature of Forces $100 1.Force 2.Inertia 3.Air Resistance 4.Friction

4. What force(s) will eventually bring an object to a stop? The Nature of Forces $200 1.Gravity 2.Applied force 3.Gravity and friction 4.Friction and applied force

5. A book at rest on a table does not move because ____ The Nature of Forces $300 1.The table is pushing the book upward 2.There is no force acting on it 3.The forces acting on it are balanced 4.Gravity is pulling the book downward

6. What force makes a toy car start moving that is sitting still? The Nature of Forces $400 1.Spring force 2.Gravity 3.Applied force 4.Friction

7. What forces will eventually stop a marble that is rolling along the floor? The Nature of Forces $500 1.Spring and gravity 2.Applied and spring 3.Gravity and friction 4.Friction and applied

8. When an unbalanced force acts on an object, the force Balanced and Unbalanced Forces $100 1.Is canceled by another force 2.Changes the motion of the object 3.Does not change the motion of the object 4.Is equal to the weight of the object

9. As long as forces are balanced, a system is said to be __? Balanced and Unbalanced Forces $200 1.Unbalanced 2.Unstable 3.In equilibrium 4.Opposing

10. What happens when two forces act on an object in the same direction? Balanced and Unbalanced Forces $300 1.Unbalanced 2.Balanced 3.Unstable 4.In equilibrium

11. What is the net force acting on the cart below? What direction will the cart move? Balanced and Unbalanced Forces $400 1.30 N to the left 2.30 N to the right 3.50 N to the left 4.0 N no motion

12. If the force acting on a cart doubles, what happens to the cart’s acceleration? Balanced and Unbalanced Forces $500 1.It quarters 2.It halves 3.Stays the same 4.Doubles

13. The tendency of an object to resist any change in its motion is known as Identify the Law $100 1.Weight 2.Inertia 3.Friction 4.Gravity

14. What law can you use to calculate the acceleration of a runner sprinting? Identify the Law $200 1.Newton’s 1 st Law of Motion 2.Newton’s 2 nd Law of Motion 3.Newton’s 3 rd Law of Motion 4.The Law of Universal Gravitation

15. Which of the following laws states that for every action there is an equal and opposite reaction? Identify the Law $300 1.Newton’s 1 st Law of Motion 2.Newton’s 2 nd Law of Motion 3.Newton’s 3 rd Law of Motion 4.Law of Universal Gravitation

16. If you have a hockey puck sliding along a table, it will eventually come to a stop. Which of Newton’s Law does this represent? Identify the Law $400 1.Newton’s 1 st Law of Motion 2.Newton’s 2 nd Law of Motion 3.Newton’s 3 rd Law of Motion 4.Law of Universal Gravitation

17. Which of Newton’s 3 laws explains why blood in your head rushes to your feet when riding on an elevator that is descending and abruptly stops. Identify the Law $500 1.Newton’s 1 st Law of Motion 2.Newton’s 2 nd Law of Motion 3.Newton’s 3 rd Law of Motion 4.Law of Universal Gravitation

18. The greater the mass of an object First Law of Motion $100 1.The easier it is to stop the object 2.The greater the object’s inertia 3.The easier it is to move the object 4.The more space it takes up

19. Which of the following occurs because of inertia? First Law of Motion $200 1.A ball falls to the ground after it is thrown 2.People in a car that stops suddenly continue to move forward 3.A helium balloon rises into the sky when it is released 4.A basketball exerts a force when it bounces, and the floor exerts an equal but opposite force on the basketball

20. What is another name for Newton’s 1 st Law of Motion First Law of Motion $300 1.Law of Universal Gravitation 2.Law of Unbalanced Forces 3.Law of Balanced Forces 4.Law of Inertia

21. A ball is thrown straight up in the air. Why does the ball fall back to Earth? First Law of Motion $400 1.It is accelerating in the same direction as earth’s gravitational force on it. 2.The ball exerts a force on the air surrounding it 3.The change in the ball’s acceleration is proportional to the force acting on it 4.A force has acted on it

22. The law of inertia applies to ? First Law of Motion $500 1.Moving objects 2.Objects that are not moving 3.Both moving and nonmoving objects 4.Friction forces

23. What is one way to increase acceleration? Second Law of Motion $100 1.Increase mass 2.Decrease force 3.Increase force and mass equally 4.Increase force

24. When the mass of an object increases, what happens to acceleration if you keep force the same? Second Law of Motion $200 1.It increases 2.It decreases 3.Remains unchanged 4.It increases, then decreases

25. What is the net force on a 2 kg golf ball accelerating at 15 m/s 2 ? Second Law of Motion $300 1.17 N 2.30 N 3.300 N 4.13 N

26. Compare the acceleration of the 5 kg object with that of the 10 kg object. Second Law of Motion $400 5 Kg 10 Kg 1.The acceleration of both objects is the same 2.The acceleration of the 5 kg object is half the acceleration of the 10 kg object 3.The acceleration of both objects is zero 4.The acceleration of the 5 kg object is twice the acceleration of the 10 kg object

27. The acceleration of a speedboat is 10 m/s 2. the force exerted on the water is 700 N. what is the mass of the speedboat? Second Law of Motion $500 1.7 kg 2.70 kg 3.700 kg 4.7000 kg

28. Two ice skaters that push off each other will move away from each other at the same speed if Third Law of Motion $100 1.There is no air resistance 2.They have the same strength 3.They have the same mass 4.The ice does not cause any friction

29. A player hits a ball with a bat. The action force is the impact of the bat against the ball. What is the reaction to this force? Third Law of Motion $200 1.The force of the ball against the bat 2.The weight of the ball 3.Air resistance on the ball 4.The grip of the player’s hand against the bat

30. Earth pulls on the moon and holds the moon in its orbit. The moon pulls on earth with an equal and opposite force. Third Law of Motion $300 1.Newton’s 1 st Law of Motion 2.Newton’s 2 nd Law of Motion 3.Newton’s 3 rd Law of Motion 4.Law of Universal Gravitation

31. As a ball falls, the action force is the pull of Earth’s mass on the ball. What is the reaction to this force? Third Law of Motion $400 1.The pull of the ball’s mass on Earth 2.The acceleration of the ball 3.Nonexistent in this case 4.Air resistance acting against the ball

32. What is the reaction force when you place a cup on a table? Third Law of Motion $500 1.The force of the cup on the table 2.The force of the table of the cup 3.The force of gravity on the table 4.The force of gravity on the cup

33. More Questions!

34. Compared to its weight on Earth, a 10 kg object on the moon will weigh… 1.The same amount 2.Less 3.More 4.100 N

35. The force of gravity on a person or object at the surface of a planet is known as __ 1.Mass 2.Inertia 3.Weight 4.Air Resistance

36. Friction is a force that always acts __ 1.Perpendicular to an object’s motion 2.Opposite to an object’s motion 3.In the same direction as an object’s motion 4.Down

37. ___ is a force that resists motion between two surfaces that are in contact. 1.Resistance 2.Inertia 3.Friction 4.Acceleration

38. Which of the following would be an example of reducing friction? 1.Using the brakes on your bike 2.Putting grips on a tennis racquet 3.Putting grease on a creaky door hinge 4.Wearing tennis shoes to run

39. In a study that compares the amount of friction of different surfaces, what would be the best method of data collection? 1.Use a spring scale to pull a wooden block across wax paper and newspaper 2.Record the amount of time it takes to pull a wooden block across a different surface 3.Use a spring scale to measure the amount of force required to pull a wooden block across different surfaces 4.Measure the thickness and mass of different surfaces

40. Which of the following usually has least amount of friction force? 1.Rolling friction 2.Fluid friction 3.Sliding friction 4.Resistance friction

41. What is the combined force of Team 1? 1.15 N 2.165 N 3.180 N 4.345 N

42. What is the combined force of Team 2? 1.15 N 2.165 N 3.180 N 4.345 N

43. What will be the direction and the net force of the rope? 1.To the left with a net force of 15 N 2.To the left with a net force of 345 N 3.To the right with a net force of 15 N 4.To the right with a net force of 345 N

44. A 15 N force and a 45 N force act on an object in opposite directions. What is the net force on the object? 1.15 N 2.30 N 3.45 N 4.60 N

45. The distance vs. time graph below shows _ 1.An object at rest 2.An object accelerating 3.One object moving faster than another 4.An object showing constant motion

46. The perimeter of a skating rink is 75 meters. A student skates the perimeter of the rink 4 times in 5 minutes. What is the average speed of the student in meters per second? 1.1 m/s 2.15 m/s 3.300 m/s 4.375 m/s

47. What is the speed of the object represented by the graph? 1.1 km/s 2.3km/s 3.5 km/s 4.12 km/s

48. Which car traveled at an average speed of 60kph? A.Car A B.Car B C.Car C D.Car D

49. When a leaf falls from a tree, the leaf flutters instead of dropping straight to the ground because it experiences __ 1.Sliding friction 2.Inertia 3.Air resistance 4.Rolling friction

50. Houston is 400 km from Austin. If you need to get there in 5 hours how fast will you have to drive? 1.70 km/h 2.75 km/h 3.80 km/h 4.100 km/h

51. Katie is designing an experiment to see how fast a toy car could travel down a ramp. Which changes would result in the car traveling faster? 1.Decrease the angle of the ramp, increase the mass of the car 2.Increase the angle of the ramp, reduce the mass of the car 3.Decrease the angle of the ramp, reduce the mass of the car 4.Increase the angle of the ramp, increase the mass of the car

52. A chair exerts a force of 20N on the floor. What is the force that the floor exerts on the chair? 1.10 N 2.20 N 3.21 N 4.40 N

53. A rocket moves because the engine exerts a force in one direction against the exhaust gases and the exhaust gases exert a force ___ 1.Against the engine in the opposite direction. 2.Against the engine in the same direction. 3.Against the air in the opposite direction. 4.Against the air in the same direction.

54. The _____ is the combination of all the forces acting on an object. 1.Inertia 2.Direction of motion 3.Force pair 4.Net force