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Jeopardy

Jeopardy. Choose a category and point value. Correct answers gain points, incorrect answers lose points. Click to begin. Choose a point value. Choose a point value. Click here for Final Jeopardy. Physics Toolkit. Motion. Acceleration. Forces in 1-D. Forces in 2-D. Potpourri.

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Jeopardy

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  1. Jeopardy Choose a category and point value. Correct answers gain points, incorrect answers lose points. Click to begin.

  2. Choose a point value. Choose a point value. Click here for Final Jeopardy

  3. Physics Toolkit Motion Acceleration Forces in 1-D Forces in 2-D Potpourri 10 Points 10 Points 10 Points 10 Points 10 Points 10 Points 20 Points 20 Points 20 Points 20 Points 20 Points 20 Points 30 Points 30 Points 30 Points 30 Points 30 Points 30 Points 40 Points 40 Points 40 Points 40 Points 40 Points 40 Points 50 Points 50 Points 50 Points 50 Points 50 Points 50 Points

  4. 1a: What is the language of science? • English • Mathematics • Latin • German

  5. b) Mathematics

  6. 2.a: What is the basis for all sciences? • Earth Science • Biology • Chemistry • Physics

  7. d) Physics

  8. 3a: What is the SI unit of acceleration? • m/s • m/s2 • mi/hr • Mi/hr2

  9. b) m/s2

  10. 4a: A graph that has a constant, negative slope represents what type of relationship? • hyperbolic • inverse • quadratic • linear

  11. d) linear

  12. 5a: The degree of exactness to which a measurement can be reproduced is called • accuracy • precision • precession • parallax

  13. b) precision

  14. 1b: On a graph, the x-axis is used for • the dependent variable • the independent variable • distance • displacement

  15. b) the independent variable

  16. 2b: On a position-time graph, a straight line sloping up and towards the right indicates • zero speed • increasing speed • decreasing speed • constant speed

  17. d) constant speed

  18. 3b: Which of the following is a vector? • mass • speed • displacement • time

  19. c) displacement

  20. 4b: The effect of the resultant vector is ____the effect of the original vectors. • less than • greater than • equal to • unable to tell

  21. c) equal to

  22. 5b: The _____ of any point on a position-time graph equals the instantaneous velocity at that time. • slope of the tangent • displacement • vertical value • horizontal value

  23. a) slope of the tangent

  24. 1c: If a net force acts on a body, the object will • accelerate • move at a constant velocity • remain at rest • none of these

  25. a) accelerate

  26. 2c: As velocity increases, an object’s displacement • remains the same for each time interval • decreases for each time interval • increases for each time interval • cannot be determined

  27. c) increases for each time interval

  28. 3c: A 0.5 kg basketball is dropped from a height of 10 meters. To calculate its final velocity at impact, we must know • its volume • its density • its diameter • the acceleration due to gravity

  29. d) the acceleration due to gravity

  30. 4c: Weight depends on • friction • acceleration due to gravity • velocity • time

  31. b) acceleration due to gravity

  32. 5c: The MOMENT a skydiver jumps out of a plane • the only force on her is gravity • she accelerates at a rate of “g” • she is in freefall • all of the above

  33. d) all of the above

  34. 1d: If you push against the wall, the wall pushes back against you with _____ force • no • less • equal • more

  35. c) equal

  36. 2d: An object is in equilibrium if • only one force is acting on it • it is accelerating • it has no weight • the net force on it is zero

  37. d) the net force on it is zero

  38. 3d: The force exerted by any part of a rope or string is • drag • tension • friction • gravity

  39. b) tension

  40. 4d: Newton said that the acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass. What law is this? • Newton’s 1st Law • Newton’s 2nd Law • Newton’s 3rd Law • The Law of Inertia

  41. b) Newton’s 2nd Law

  42. 5d: The normal force is the _____ force exerted by a surface on another object. • perpendicular field • parallel field • perpendicular contact • parallel contact

  43. c) perpendicular contact

  44. 1e: When adding vectors graphically, one does all the following steps EXCEPT • connect the vectors tip-to-tail • choose a scale • add the components • draw the resultant

  45. c) add the components

  46. 2e: The coefficient of kinetic friction is ____the coefficient of static friction. • less than • greater than • equal to • unrelated to

  47. a) less than

  48. 3e: A correct unit for the coefficient of friction • N • N/kg • kg/N • none

  49. d) none

  50. 4e: The equilibrant force is ___ as the resultant • same magnitude, same direction • same magnitude, opposite direction • greater in magnitude, same direction • lesser in magnitude, opposite direction

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