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Exploring Special Relativity: Formulas and Examples

Study the postulates and predictions of special relativity, including length contraction and time dilation. Learn about matter, antimatter, quarks, and hadrons in particle physics.

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Exploring Special Relativity: Formulas and Examples

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  1. Jeopardy PHY101 Chapter 12 Review Study of Special Relativity Cheryl Dellai

  2. Study of Special Relativity

  3. Special Relativity $100 What are the two postulates of special relativity? ANSWER

  4. Special Relativity $200 Einstein's famous equation E0 = moc2 is a statement of __________. ANSWER

  5. Special Relativity $300 __________ is the prediction of special relativity that moving clocks run slow. ANSWER

  6. Special Relativity $400 The prediction from special relativity that the length of a moving object will be shortened in the direction of motion is called __________. ANSWER

  7. v approaches c $100 According to special relativity the __________ of a moving object is equal to . ANSWER

  8. v approaches c $200 Because of their short lifetimes, very few muons that are produced in the upper atmosphere at high speeds should be observed at the surface of the earth. Yet we detect large numbers of muons at ground level because of the special relativistic effect of _________ . ANSWER

  9. v approaches c $300 What happens as object approaches the speed of light? ANSWER

  10. v approaches c$400 What is the formula for length contraction? ANSWER

  11. Matter & Antimatter $100 An electron and a positron, which are two massive particles, can annihilate when they come together to produce two photons, which have no mass. According to special relativity, this pair annihilation is an example of __________. ANSWER

  12. Matter & Antimatter $200 When it comes near a heavy nucleus, a gamma ray, which is a high energy photon, can "disappear," and in its place there will be produced an electron and a positron, which both have mass. According to special relativity, this pair production is an example _________ . ANSWER

  13. Matter & Antimatter $300 The four fundamental forces in nature are _______ . ANSWER

  14. Matter & Antimatter$400 Models for combining gravity electromagnetic, weak and strong nuclear interactions into a single basic force. ANSWER

  15. Quarks $100 The fundamental particles that are the building blocks of hadrons are __________. ANSWER

  16. Quarks $200 Give an example of a lepton. ANSWER

  17. Quarks $300 The six quantum numbers for quarks are _______ . ANSWER

  18. Quarks $400 The ______________ interaction alone can change one type of quark into another. ANSWER

  19. Hadrons $100 __________ is the collective name given for particles that interact via the strong force. ANSWER

  20. Hadrons $200 How many quark colors are there? ANSWER

  21. Hadrons $300 The color force between quarks that binds quarks together is carried by __________. ANSWER

  22. Hadrons $400 If the charge on a Cheryl is +, the charge on an anti-Cheryl is ________. ANSWER

  23. Potpourri $100 The quark structure of the proton is __________. ANSWER

  24. Potpourri $200 The quark structure of the neutron is __________. ANSWER

  25. Potpourri $300 Quarks have electric charges of magnitude of ______ . ANSWER

  26. Potpourri $400 What's the quark structure of an antiproton? ANSWER

  27. Special Relativity$100Answer What are the two postulates of special relativity? The Laws of physics apply in all inertial frames of reference. There is no preferred frame. The speed of light in a vacuum is constant for all frames. Back to Jeopardy

  28. Special Relativity$200Answer Einstein's famous equation EO = mOc2 is a statement of The equivalence of mass and energy EO = rest energy mO is called rest mass. Back to Jeopardy

  29. Special Relativity$300Answer Time dilation is the prediction of special relativity that moving clocks run slow. Back to Jeopardy

  30. Special Relativity$400Answer The prediction from special relativity that the length of a moving object will be shortened in the direction of motion is called length contraction. Back to Jeopardy

  31. v approaches c$100Answer According to special relativity the kinetic energy of a moving object is equal to . Back to Jeopardy

  32. v approaches c$200Answer Because of their short lifetimes, very few muons that are produced in the upper atmosphere at high speeds should be observed at the surface of the earth. Yet we detect large numbers of muons at ground level because of the special relativistic effect of time dilation. Back to Jeopardy

  33. v approaches c$300Answer What happens as object approaches the speed of light? Mass increases Length contracts Time Slows down Back to Jeopardy

  34. v approaches c$400Answer What is the formula for length contraction? LRel = Lo*(1- (v/c)²)0.5 Back to Jeopardy

  35. Matter & Antimatter $100Answer An electron and a positron, which are two massive particles, can annihilate when they come together to produce two photons, which have no mass. According to special relativity, this pair annihilation is an example of the equivalence of mass and energy. Back to Jeopardy

  36. Matter & Antimatter $200Answer When it comes near a heavy nucleus, a gamma ray, which is a high energy photon, can "disappear," and in its place there will be produced an electron and a positron, which both have mass. According to special relativity, this pair production is an example the equivalence of mass and energy Back to Jeopardy

  37. Matter & Antimatter $300Answer • The four fundamental forces in nature are • strong interaction, • weak interaction, • electromagnetic interaction, • gravitational interaction Back to Jeopardy

  38. Matter & Antimatter $400Answer Models for combining gravity electromagnetic, weak and strong nuclear interactions into a single basic force. Grand Unification Theories Back to Jeopardy

  39. Quarks $100Answer The fundamental particles that are the building blocks of hadrons are Quarks. Back to Jeopardy

  40. Quarks $200Answer Give an example of a lepton. electron Back to Jeopardy

  41. Quarks $300Answer The six quantum numbers for quarks are up, down, strange, charm, bottom (beauty), top (truth) Back to Jeopardy

  42. Quarks $400Answer The weak interaction alone can change one type of quark into another. Back to Jeopardy

  43. Hadrons $100Answer Hadron is the collective name given for particles that interact via the strong force. Baryons have 3 quarks or anti quarks. Mesons have a quark and an anti quark. Back to Jeopardy

  44. Hadrons $200Answer How many quark colors are there? 3 red, green and blue Each quark in a baryon must be a different color. Back to Jeopardy

  45. Hadrons $300Answer The color force between quarks that binds quarks together is carried by gluons. Back to Jeopardy

  46. Hadrons $400Answer If the charge on a Cheryl is +, the charge on an anti-Cheryl is negative. Back to Jeopardy

  47. Potpourri $100Answer The quark structure of the proton is uud. Back to Jeopardy

  48. Potpourri $200Answer The quark structure of the neutron is udd. Back to Jeopardy

  49. Potpourri $300Answer Quarks have electric charges of magnitude 1/3 e. 2/3 e. Back to Jeopardy

  50. Potpourri $400Answer What's the quark structure of an antiproton? uud Back to Jeopardy

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