2. Jeopardy GraphingVectors“Big 5”Range Projectile Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy

3. $100 Question from Graphing H1.1 What type of acceleration is shown here?

4. $100 Answer from Graphing H1.1 Negative Acceleration What type of acceleration is shown here?

5. $200 Question from Graphing H1.2 The distance-time graph below represents the position of an object moving in a straight line. What is the speed of the object during the time interval t = 2.0 seconds to t = 4.0 seconds?

6. $200 Answer from Graphing H1.2 10 m/s The distance-time graph below represents the position of an object moving in a straight line. What is the speed of the object during the time interval t = 2.0 seconds to t = 4.0 seconds?

7. $300 Question from Graphing H1.3 What does the slope of an object accelerating uniformly (at a constant rate) look like on an acceleration vs. time graph? Hint: Draw these to see what they look like.

8. $300 Answer from Graphing H1.3 straight and horizontal What does the slope of an object accelerating uniformly (at a constant rate) look like on an acceleration vs. time graph? Hint: Draw these to see what they look like.

9. H1.4 Which pair of graphs represents the same motion? $400 Question from Graphing

10. $400 Answer from Graphing H1.44 Which pair of graphs represents the same motion?

11. H1.5 $500 Question from Graphing A. CD B. AB C. BC D. DE The graph below represents the relationship between distance and time for an object in motion. During which interval is the speed of the object changing?

12. $500 Answer from Graphing H1.5 DE A. CD B. AB C. BC D. DE The graph below represents the relationship between distance and time for an object in motion. During which interval is the speed of the object changing?

13. $100 Question from Vectors A person walks due East for 10 meters and then due North for 10 meters. What is the total distance traveled? A.10 meters B.14.14 meters C.20 meters D.20.14 meters H2.1

14. $100 Answer from Vectors H2.1 20 meters A person walks due East for 10 meters and then due North for 10 meters. What is the total distance traveled? A.10 meters B.14.14 meters C.20 meters D.20.14 meters

15. $200 Question from Vectors Which of the following is not a vector quantity? A.Displacement B.Speed C.Velocity D.Acceleration E.density H2.2

16. $200 Answer from Vectors H2.2 B Which of the following is not a vector quantity? A.Displacement B.Speed C.Velocity D.Acceleration E.density

17. $300 Question from Vectors Two forces of magnitudes 8 N and 6 N act on the same body. The angle between the directions of the forces is 90 o. The magnitude of the resultant of the forces will be A.7 N B.10 N C.14 N D.24 N H2.3

18. $300 Answer from Vectors H2.3 B Two forces of magnitudes 8 N and 6 N act on the same body. The angle between the directions of the forces is 90 o. The magnitude of the resultant of the forces will be A.7 N B.10 N C.14 N D.24 N

19. $400 Question from Vectors The maximum value of the resultant of two forces acting at a point occurs when A.they are in the same direction B.the angle between them is between 0 degree and 90 degree C.they are at right angles to each other D.they are in the opposite direction H2.4

20. $400 Answer from Vectors H2.4 A The maximum value of the resultant of two forces acting at a point occurs when A.they are in the same direction B.the angle between them is between 0 degree and 90 degree C.they are at right angles to each other D.they are in the opposite direction

21. $500 Question from Vectors The diagram shows four forces acting on a block. What is the resultant force? A.5N to left B.6 N to right C.11 N to right D.16 N to left H2.5

22. $500 Answer from Vectors H2.5 B The diagram shows four forces acting on a block. What is the resultant force? A.5N to left B.6 N to right C.11 N to right D.16 N to left

23. $100 Question from “Big 5” What is the average speed of a car that travels 30 meters in 10 seconds, then another 50 meters in 30 seconds? A.0.5 m/s B.2 m/s C.20 m/s D.80 m/s H3.1

24. $100 Answer from “Big 5” H3.1 2 m/s What is the average speed of a car that travels 30 meters in 10 seconds, then another 50 meters in 30 seconds? A.0.5 m/s B.2 m/s C.20 m/s D.80 m/s

25. $200 Question from “Big 5” A free falling object is dropped from a height from rest. After falling for 1 second, the speed is about A.5m/s B.10m/s C.100m/s D.none of the above H3.2

26. $200 Answer from “Big 5” H3.2 B A free falling object is dropped from a height from rest. After falling for 1 second, the speed is about A.5m/s B.10m/s C.100m/s D.none of the above

27. $300 Question from “Big 5” The speed of a car is decreased uniformly from 30. meters per second to 10. meters per second in 4.0 seconds. The magnitude of the car's acceleration is A.5.0 m/s 2 B.10. m/s 2 C.40. m/s 2 D.20. m/s 2 H3.3

28. $300 Answer from “Big 5” H3.3 A The speed of a car is decreased uniformly from 30. meters per second to 10. meters per second in 4.0 seconds. The magnitude of the car's acceleration is A.5.0 m/s 2 B.10. m/s 2 C.40. m/s 2 D.20. m/s 2

29. $400 Question from “Big 5” A car having an initial velocity of 12 meters per second east slows uniformly to 2 meters per second east in 4.0 seconds. What is the acceleration of the car during this 4.0-second interval? A.2.5 m/s 2 west B.2.5 m/s 2 east C.6.0 m/s 2 east D.6.0 m/s 2 west H3.4

30. $400 Answer from “Big 5” H3.4 B A car having an initial velocity of 12 meters per second east slows uniformly to 2 meters per second east in 4.0 seconds. What is the acceleration of the car during this 4.0-second interval? A.2.5 m/s 2 west B.2.5 m/s 2 east C.6.0 m/s 2 east D.6.0 m/s 2 west

31. $500 Question from “Big 5” Upton Chuck is riding the Giant Drop at Great America. If Upton free falls for 2.6 seconds, what will be his final velocity and how far will he fall? A.33.0 m B.19.0 m C.19.6 m D.20.0 m H3.5

32. $500 Answer from “Big 5” H3.5 A Upton Chuck is riding the Giant Drop at Great America. If Upton free falls for 2.6 seconds, what will be his final velocity and how far will he fall? A.33.0 m B.19.0 m C.19.6 m D.20.0 m

33. $100 Question from Range Horizontal forces are not required to keep a projectile moving horizontally. A.True B.False H4.1

34. $100 Answer from Range H4.1 B Horizontal forces are not required to keep a projectile moving horizontally. A.True B.False

35. $200 Question from Range At what angle can you achieve maximum range if you have to throw a projectile with a particular velocity? A.0 B.45 C.60 D.30 E.90 H4.2

36. $200 Answer from Range H4.2 B At what angle can you achieve maximum range if you have to throw a projectile with a particular velocity? A.0 B.45 C.60 D.30 E.90

37. $300 Question from Range If a projectile is thrown at an angle of 70 degrees with a particular velocity, at what angle will it achieve the same range? A.0 B.20 C.45 D.60 E.78 H4.3

38. $300 Answer from Range H4.3 B If a projectile is thrown at an angle of 70 degrees with a particular velocity, at what angle will it achieve the same range? A.0 B.20 C.45 D.60 E.78

39. $400 Question from Range Which is NOT considered projectile motion? A.a stone thrown across a river B.a baseball hit by the bat C.a rocket blasting off to space D.a motorcycle jumping off a ramp E.a car driven off a cliff H4.4

40. $400 Answer from Range H4.4 C Which is NOT considered projectile motion? A.a stone thrown across a river B.a baseball hit by the bat C.a rocket blasting off to space D.a motorcycle jumping off a ramp E.a car driven off a cliff

41. $500 Question from Range A basketball was launched 12 m/s at an angle of 40 degrees above the horizontal. Neglect air resistance and the height of the player who launched it. What is the ball's maximum range, assuming it is an airball? A.5.36 m B.10.2 m C.14.4 m D.21.5 m E.59.3 m H4.5

42. $500 Answer from Range H4.5 C A basketball was launched 12 m/s at an angle of 40 degrees above the horizontal. Neglect air resistance and the height of the player who launched it. What is the ball's maximum range, assuming it is an airball? A.5.36 m B.10.2 m C.14.4 m D.21.5 m E.59.3 m

43. $100 Question from Projectile At the highest point of flight of a ball thrown upwards, A.the acceleration is zero. B.the acceleration is the minimal. C.the acceleration is directed downward. D. the acceleration is directed upward. H5.1

44. $100 Answer from Projectile H5.1 C At the highest point of flight of a ball thrown upwards, A.the acceleration is zero. B.the acceleration is the minimal. C.the acceleration is directed downward. D. the acceleration is directed upward.

45. $200 Question from Projectile Which of the following figures best shows the direction of the resultant force acting on the cannon-ball at different time? H5.2

46. $200 Answer from Projectile H5.2 C Which of the following figures best shows the direction of the resultant force acting on the cannon-ball at different time?

47. $300 Question from Projectile The only force acting on the object in projectile motion is... A.Acceleration B.air resistance C.Friction D.Gravity E.both a and b H5.3

48. $300 Answer from Projectile H5.3 D The only force acting on the object in projectile motion is... A.Acceleration B.air resistance C.Friction D.Gravity E.both a and b

49. $400 Question from Projectile Projectile motion consists of which coordinates? A.x,z B.z,y C.y,z D.x,y E.none of the above H5.4

50. $400 Answer from Projectile H5.4 D Projectile motion consists of which coordinates? A.x,z B.z,y C.y,z D.x,y E.none of the above

51. $500 Question from Projectile Projectile motion has two components, horizontal (x) and vertical (y) as can be seen below. The horizontal motion has: A.Constant acceleration B.Changing acceleration C.Constant velocity D.Changing velocity E.Both velocity and acceleration H5.5

52. $500 Answer from Projectile H5.5 C Projectile motion has two components, horizontal (x) and vertical (y) as can be seen below. The horizontal motion has: A.Constant acceleration B.Changing acceleration C.Constant velocity D.Changing velocity E.Both velocity and acceleration

53. Final Jeopardy What is the shape of the trajectory (path) of a projectile? A.Square B.Circle C.Parabola D.Hyperbola E.ellipse

54. C Final Jeopardy Answer What is the shape of the trajectory (path) of a projectile? A.Square B.Circle C.Parabola D.Hyperbola E.ellipse