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1. Which of the following has the highest frequency2. Which of the following has the lowest frequency3. If you double the absolute temperature of an object, the wavelength of the emitted light4. Which kind of light has the longest wavelength6. As an object gets hotter and hotter, the color of its glow will change from7. Radio waves and x-rays have the8. If you double the absolute temperature, the total radiation9. Most of the energy of an ordinary tungsten-filament lightbulb is emitted in the color10. Heat radiation is also called11. A tungsten light bulb has 100 watts printed on it. About much power is actually emitted as visible light12. Which color star would be the hottest13. Sunlight is brightest in which color14. Which of the following exposes a person to the kind of radiation that can cause cancer?15. Because of their warmth, humans emit primarily16. If you sleep under a tree, you won't get wet from morning dew. That's because the tree17. Dew forms when the ground cools19. The ozone layer is created by and absorbs (choose all that are correct)21. A few years ago, a certain kind of spray can was banned. These were the cans that used22. Multisprectral refers to23. The name NMR has been changed to24. Which of the following about the ozone layer is not true25. The clouds in thunderstorms rise until they reach26. The original name for the microwave oven was27. Microwaves use radiation with a wavelength28. The microwaves in a microwave oven mostly heat29. MRI maps the distribution of which element to produce an image30. UV light (choose all that are correct)31. Which of the following is best for seeing the calcium in bones32. A black light is designed to emit33. A positron is34. Sunburn is usually caused by35. Which of the following uses antimatter36. To image the hydrogen in the body, use37. Which is the cause for "windburn"38. Remote control of a TV is usually done using40. Infrared radiation can (choose all that apply)41. Cancer is most likely to be caused by42. The advertising slogan "whiter than white" means that the material43. To make clothes appear extra clean, manufacturers apply44. Which of the following is a typical energy for an x-ray45. In total darkness, you can see people if you have a camera that is sensitive to46. Cell phones emit48. Bats navigate in cave by using49. The phosphor of a fluorescent lightbulb turns which if these into visible light50. "Cool roofs"51. The best kind of radiation to purify water is52. Which of the following are electromagnetic waves (choose all that are appropriate)54. Which of the following is an advanced method that uses x-rays1. Higher carbon dioxide levels than we have now were last seen about2. The country that produces the most carbon dioxide each year is3. The country that produces the most carbon dioxide per person every year is4. The greenhouse effect currently warms the Earth by approximately5. Which fossil produces the most CO (subscript 2),per pound, when burned6. Converting coal to oil is achieved with7. Carbon dioxide in the atmosphere has increased over the past 100 years by8. Ice in Antarctica is9. A treaty that was signed by the United States but not ratified by the Senate is10. According to the text, wind power is11. Clean Coal12. In France, nuclear power produces what percentage of the electricity13. In the United States, nuclear power produces what percentage of the electricity14. The organization that studies climate change is15. Which of these years had the warmest climate16. If the Unites States reduce CO (subscript 2) emissions to those suggested by the Kyoto treaty, and the developing nations continued to increase theirs at the current (allowed) rate, then global warming would be delayed by about17. The greenhouse effect involves atmospheric emission of18. To be affordable without subsidy or carbon credits, the cost of a billion-watt solar plant must not be much more than19. The average temperature of the Earth is now about20. Which country produces the most greenhouse gas emission per GDP21. A key feature of the Kyoto treaty is that it22. Cooling in the last big ice age, which ended about 12,000 BC, was approximately23. Cooling during the Little Ice Age was approximately24. Which of the following is not a major greenhouse gas25. The least expensive form of carbon abatement is26. Thanks to humans, the carbon dioxide in the atmosphere hasChapter 81. An indication that light is a wave is a. Hat it has dark bands in the different 2. The colors of an oil slick indicate that a. Light is a wave 3. The index of refraction measuresa. The speed of light4. Lights waves are a. Transverse 5. The resolution of a human eye is about a. 1/60 degree 6. Which of the following has the lowest index of refraction a. Air 7. As the wavelength of light decreases, the frequency a. Increases about 100 feet 8. In one millionth of a second, light will travel 9. A piece of glass is shape like a pyramid. The side of the pyramid is tilted at degrees with respect to the horizontal. A beam of light is inside the glass, moving horizontally. When it emerges from the tilted surface of the glass, it will be moving 10. A stop sign is bright when you shine the headlamps of your car on it. It most likely is covered with a. Small glass spheres 11. Diamonds sparkle in many colors because a. Light velocity depends on color 12. Which of the following are retro-reflectors a. Chose all13. Two soap bubbles from the same soap appear to be different colors. They probably have a. Different thickness14. If c is the speed of light in glass is approximately a. 2/3 c 15. Stealth bombers are undetected by radar, in part because a. Of the absence of corner reflectors 16. Rainbows show different colors because a. In water, different frequencies have different velocities 17. Which of the following is polarized a. Blue sky light18. A fiber can send much more information per second than a wire because a. Light has a very high frequency 19. Which color of light would give the highest number of bits per second in fiber optics a. Blue 20. Shannon is famous for having invented or discovered a. The bit 21. The human eye has cones that detecta. Green, blue, red22. People squint to see better because squinting a. Reduces the blur size23. Old people need reading glasses because theira. Lenses become less flexible 24. Red-eye in photographs comes from a. Light of the flash reflecting off the retina 25. Red-eye demonstrates a. The eye is a retroreflector 26. Your eye has a.


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FSU PHY 1020 - Chapter 8

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