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Jeopardy. PHY101 Chapter 9 Review Study of Optics Cheryl Dellai. Study of Optics. Photons $100. What is a photon?. ANSWER. Photons $200. What is the energy of a photon?. ANSWER. Photons $300. What can happen to a photon as it moved from one medium to another. ANSWER.
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Jeopardy PHY101 Chapter 9 Review Study of Optics Cheryl Dellai
Photons $100 What is a photon? ANSWER
Photons $200 What is the energy of a photon? ANSWER
Photons $300 What can happen to a photon as it moved from one medium to another. ANSWER
Photons $400 What is the index of refraction? ANSWER
Reflection & Refraction $100 State the Law of Reflection. ANSWER
Reflection & Refraction $200 State the Law of Refraction. ANSWER
Reflection & Refraction $300 Why are optical fibers important for communication? ANSWER
Reflection & Refraction$400 Certain types of sunglasses are very effective at diminishing light reflected from surfaces because of __________. ANSWER
Mirrors $100 The direction of light is _____? ANSWER
Mirrors $200 Name 3 types of mirrors ANSWER
Mirrors $300 What is the mirror equation? ANSWER
Mirrors$400 What is the magnification equation? ANSWER
Lenses $100 Choose the lens having the shortest focal length. ANSWER
Lenses $200 What is a Diopter? ANSWER
Lenses $300 What is the thin lens equation? ANSWER
Lenses $400 A person looking through eyeglasses sees ________ & _________ images. ANSWER
Effects $100 Liquid crystal displays make use of __________. ANSWER
Effects $200 Light spreads out when it passes through a narrow slit because of __________. ANSWER
Effects $300 When light passes through two or more narrow slits, an alternating dark and bright pattern is observed on a screen because of _________. ANSWER
Effects $400 The sky is blue because of ________. ANSWER
Potpourri $100 Optical fibers work because of _______. ANSWER
Potpourri $200 You see colors in a rainbow because of _________. ANSWER
Potpourri $300 A ________ lens is used to compensate for hyperopia (farsighted). ANSWER
Potpourri $400 When myopia (nearsighted) is corrected surgically, the shape of the ________ is changed. ANSWER
Photons$100Answer What is a photon? A photon is a wave packet of light. Back to Jeopardy
Photons$200Answer What is the energy of a photon? Energy = hf Planck’s Constant h = 6.63*10-34 J*s Back to Jeopardy
Photons$300Answer • What can happen to a photon as it moved from one medium to another. • Absorbed • Reflected • Refracted Back to Jeopardy
Photons$400Answer • What is the index of refraction? • n = c/v Back to Jeopardy
Reflection & Refraction$100Answer State the Law of Reflection. Angle in = Angle out wrt to the normal normal q q Back to Jeopardy
Reflection & Refraction$200Answer State the Law of Refraction. n1sinq1 = n2sinq2 Back to Jeopardy
Reflection & Refraction$300Answer Why are optical fibers important for communication? They can carry thousands of times the information that wires can. This is the result of internal refraction. Back to Jeopardy
Reflection & Refraction$400Answer Certain types of sunglasses are very effective at diminishing light reflected from surfaces because of polarization. Back to Jeopardy
Mirrors $100Answer The direction of light is positive? Back to Jeopardy
Mirrors $200Answer Name 3 types of mirrors Flat R = infinity Concave R = + Convex R = - Back to Jeopardy
Mirrors $300Answer What is the mirror equation? s-1 + p-1 = 2/R = f-1 s = source p= projection Back to Jeopardy
Mirrors $400Answer What is the magnification equation? s = source p= projection Back to Jeopardy
Lenses $100Answer Choose the lens having the shortest focal length. A The thickest in the middle has the shortest focal length. These are all positive (converging) lenses Back to Jeopardy
Lenses $200Answer What is a Diopter? DO =1/f where f is in meters Back to Jeopardy
Lenses $300Answer What is the thin lens equation? s-1 + p-1 = f-1 =(n2/n1 -1)*(1/R1 – 1/R2) s = source p= projection Back to Jeopardy
Lenses $400Answer A person looking through eyeglasses sees virtual & erect images. Back to Jeopardy
Effects $100Answer Liquid crystal displays make use of polarization. Back to Jeopardy
Effects $200Answer Light spreads out when it passes through a narrow slit because of diffraction . Back to Jeopardy
Effects $300Answer When light passes through two or more narrow slits, an alternating dark and bright pattern is observed on a screen because of interference. Back to Jeopardy
Effects $400Answer The sky is blue because of scattering. Back to Jeopardy
Potpourri $100Answer Optical fibers work because of total internal reflection. Back to Jeopardy
Potpourri $200Answer You see colors in a rainbow because of dispersion. Back to Jeopardy
Potpourri $300Answer A converging lens is used to compensate for hyperopia (farsighted). Back to Jeopardy
Potpourri $400Answer When myopia (nearsighted) is corrected surgically, the shape of the cornea is changed. Back to Jeopardy