1. Jeopardy!

2. Physical Quan-tities
Units
Formulas
Motion Graphs
Quick Calcu-lation
Vector Math
100
100
100
100
100
100
200
200
200
200
200
200
300
300
300
300
300
300
400
400
400
400
400
400
500
500
500
500
500
500
Final Jeopardy

3. Proportional Reasoning
Metric Prefixes
Short Calculations
Newton’s Laws
Proportional Reasoning
Gravity & Orbits
Momentum & Impulse
(coming soon)
200
200
200
200
200
200
400
400
400
400
400
400
600
600
600
600
600
600
800
800
800
800
800
800
1000
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1000
1000
1000
Final Jeopardy

4. A measure of how quickly an object changes speed and/or direction.
What is acceleration?
Physical Quantities - 100

5. Vector quantity describing distance and direction from the starting position.
What is Displacement?
Physical Quantities - 200

6. An interaction between objects that is capable of changing the state of motion.
What is force?
Physical Quantities - 300

7. Determines the amount of inertia and strength of gravitational interactions.
What is mass?
Physical Quantities - 400

8. Equal to the amount momentum changes.
What is total impulse?
Physical Quantities - 500

9. SI unit of mass.
What is kilogram?
Units - 100

10. SI unit of velocity
What is meters/second?
Units - 200

11. Equal to N s
What is kg m/s?
Units - 300

12. Equal to kg m/s2
What are Newtons?
Units - 400

13. 7 base units of the SI system
Meters, kilograms, seconds, amperes, kelvins, candelas, moles
Units - 500

14. Formula most closely related to the definition of acceleration.
What is a=Dv/Dt?
Formulas- 100

15. Formula to find the weight of an object on earth.
What is Fg=mg?
Formulas - 200

16. Formula to find the speed for an object in circular motion.
What is v=2pr/T?
Formulas - 300

17. Formula for friction force.
What is Ff=mFN?
Formulas - 400

18. Formula to find the downhill component of gravitational force for an object on a ramp.
What is Fgx=Fg sinq ?
Formulas - 500

19. What is velocity? The slope of a position versus time graph.
Motion Graphs - 100

20. The area underneath a velocity versus time graph.
What is displacement?
Motion Graphs - 200

21. The slope of a velocity versus time graph.
What is acceleration?
Motion Graphs - 300

22. What is a straight sloped line and a horizontal line?
The shape of the position vs. time and velocity versus time graph for an object moving at constant speed.
What is a straight sloped line and a horizontal line?
Motion Graphs – 400

23. What is a parabola and a straight sloped line.
The shape of the position vs. time and velocity versus time graph for an object accelerating uniformly.
What is a parabola and a straight sloped line.
Motion Graphs - 500

24. Distance an object travels in 5
Distance an object travels in 5.0 seconds if it is moving at a constant speed of 15 m/s.
What is 75 meters?
Quick Calculation - 100

25. Acceleration of an object that uniformly increases its velocity from 4
Acceleration of an object that uniformly increases its velocity from 4.0 m/s to 12.0 m/s in 2.0 s.
What is 4.0 m/s2
Quick Calculation - 200

26. The period of a rubber stopper that completes 60 revolutions in 40 seconds.
What is 0.67 seconds
Quick Calculation - 300

27. Distance a dropped rock falls in the first 0.40 seconds.
What is 0.78 m (or 78 cm)
Quick Calculation - 400

28. The duration a 10.0 N force must act to change the momentum of a 572 kg object by 40.0 kg m/s.
What is 4.0 seconds?
Quick Calculation - 500

29. 65 cm north plus 45 cm south.
What is 20 cm north?
Vector Math - 100

30. Magnitude and direction of 15.0 m/s east and 25.0 m/s north.
What is 29 59o N of E?
Vector Math – 200

31. What is vix=15 m/s viy=8.0 m/s?
Horizontal & vertical components of a projectile launched at 17 m/s at an angle of 28.07o above horizontal.
What is vix=15 m/s viy=8.0 m/s?
Vector Math- 300

32. Normal force acting on a 36
Normal force acting on a 36.0 kg box resting on a ramp that is inclined at 30.0 degrees above horizontal.
What is 306 N?
Vector Math - 400

33. Range of possible magnitudes when a 65 N force is added to a 35 N force.
What is between 30 N and 100 N?
Vector Math - 500

34. What is a metric prefix meaning 1/100 (or x10-2)?
Centi.
What is a metric prefix meaning 1/100 (or x10-2)?
Metric Prefixes 200

35. Metric prefix meaning 1000 (or x103)
What is kilo?
Metric Prefixes 400

36. Metric prefix meaning billion (x109)
What is Giga?
Metric Prefixes 600

37. Prefix meaning thousandths (x10-3)
What is milli?
Metric Prefixes 800

38. Metric prefix meaning millionths (x10-6)
What is micro (m)?
Metric Prefixes 1000

39. Acceleration that results from a net force of 45 N acting on a 3
Acceleration that results from a net force of 45 N acting on a 3.0 kg object.
What is 15 m/s2?
Short Calculation 200

40. Horizontal force required to drag a 100
Horizontal force required to drag a kg across the floor at a constant speed if the coefficient of kinetic friction is 0.20.
What is 196 N?
Short Calculation 400

41. Centripetal acceleration of a 35 kg object traveling in circle with a radius of 10.0 meters at 8.0 m/s.
What is 6.4 m/s2?
Short Calculation 600

42. Amount of friction acting on a 50. 0 kg object that gains 2
Amount of friction acting on a 50.0 kg object that gains 2.0 m/s of velocity each second when a horizontal force of 175 N is applied.
What is 75 N?
Short Calculation 800

43. Acceleration that results from 7500 N of upward thrust acting on a rocket that weighs 5500 N.
What is 3.6 m/s2 up?
Short Calculation 1000

44. Newton’s First Law
What is “objects keep moving in a straight line at a constant speed unless an unbalanced force acts on them.”
Newton’s Laws 200

45. Newton’s Law of Universal Gravitation
What is “Any two objects with mass experience a mutual attraction that is directly proportional the product of their masses and inversely proportional to the square of the distance between their centers.” (Fg=GMm/d2)
Newton’s Laws 400

46. What is you pushing the linebacker forward with 350 N of force? (n3L)
Reaction to a 300 lb linebacker pushing you backwards with 350 N of force.
What is you pushing the linebacker forward with 350 N of force? (n3L)
Newton’s Laws 600

47. Newton’s Second Law
What is “the rate an object changes velocity is directly proportional to the net force it expriences and inversely proportional to its mass ? (a=Fnet/m)
Newton’s Laws 800

48. Net force acting on an object in uniform circular motion.
SF=mv2/r
Net force acting on an object in uniform circular motion.
Newton’s Laws 1000

49. Proportional Reasoning 200
Doubling the normal force does this to the friction force.
What is multiplies it by 2?
Proportional Reasoning 200

50. Proportional Reasoning 400
The acceleration of a 80 kg object compared to a 160 kg object that experiences the same net force.
What is twice as large?
Proportional Reasoning 400

51. Proportional Reasoning 600
The amount of force needed to keep an object moving in the same circular path if its speed doubles.
What is 9 times greater?
Proportional Reasoning 600

52. Proportional Reasoning 800
The amount the coefficient of friction changes if weight is added to a box to double the normal force.
What is no change since the friction force would also double?
Proportional Reasoning 800

53. Proportional Reasoning 1000
Free fall acceleration on a planet with a radius twice as large (but with the same mass).
What is ¼ as large?
Proportional Reasoning 1000

54. Measured attraction of two masses on earth.
Who is Cavendish?
Gravity & Orbits - 200

55. Described gravity in terms of the curvature of space time.
Who is Einstein?
Gravity & Orbits - 400

56. What is Kepler’s Second Law of Planetary Motion?
Objects in elliptical orbits move faster orbits as they near the sun and sweep out equal areas in equal time intervals.
What is Kepler’s Second Law of Planetary Motion?
Gravity & Orbits - 600

57. This ratio is constant for objects in the same orbital system.
What is orbital period squared divided by average orbital distance cubed (Kepler’s 3rd Law of Planetary Motion)
Gravity & Orbits- 800

58. The reason astronauts in orbit appear to be weightless (even though they experience a gravitational pull nearly as large as they would on earth)
What is, “Gravity pulls them inward and deflects their velocity downward but because of their forward motion the ground curves away from underneath them. The space station is also falling out from underneath of their feet so they appear weightless.”?
Gravity & Orbits – 1000

59. Transmission of Electrical Energy
Final Jeopardy Topic

60. Final Jeopardy “Answer”
In order to reduce resistive heat losses it is preferable to minimize the amount of current flowing through long power lines from where the electricity is generated to cities and homes.
Final Jeopardy “Answer”

61. Final Jeopardy “Question”
What is the reason why electricity is transmitted at high voltage over power lines.
Final Jeopardy “Question”

62. Thanks for playing…good luck studying for tomorrow’s test!!
Final Answer

63. The End