Final Exam

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Author:
megxcorkie
ID:
119248
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Final Exam
Updated:
2011-11-27 19:44:40
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Spanish 102
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Chapters 8, 9, 10, 11
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  1. The narrow band across the celestial sphere in which the planets appear to move is called the ecliptic
    True
  2. The greater the magnitude, the brighter the star
    False
  3. More massive stars tend to use up their supply of hydrogen more rapidly than less
    massive stars
    True
  4. When a star exhausts its supply of hydrogen fuel, it becomes a supernova
    False
  5. Red giants are enormously bright because they are extremely hot
    False
  6. A star with the mass of the sun or less will end its life cycle as a
    cold lump of carbon
  7. The difference in brightness between two stars is related to
    All of these; the amount of light and energy produced by the stars, the relative size of the stars, and the distances between the stars
  8. Which of the following depends on your location on the earth?
    Celestial meridian
  9. The earth rotates
    From west to east
  10. If the density of the universe is less than a critical value, then
    It will go on expanding forever
  11. The expected life span of a star the size of the sun is
    10 billion years
  12. Compared to a star like the sun, a blue-white star
    All of these above; is more massive, has a higher surface temperature, and burns its fuel at a greater rate
  13. The eventual fate of our sun is to become a
    White dwarf
  14. The different shapes of galaxies are today recognized as
    a result of the conditions under which they formed
  15. Most of the stars plotted on a H-R diagram are
    Main sequence stars
  16. The elements heavier than iron in the earth were formed by the supernova explosions
    of other stars
    True
  17. Venus, the sister planet to the Earth, has an atmosphere whose composition is similar to that of Earth
    False
  18. The channels observed on Mars through a telescope are evidence that liquid water
    once flowed on its surface
    False
  19. The density of the planet Saturn is so low that it would float in water
    True
  20. A comet's tail trails behind it throughout its journey through the solar system
    False
  21. Which of the following has properties of a terrestrial planet?
    Mars
  22. Which of the following is true about the surface of Mars?
    It is much too cold for liquid water to exist
  23. Which planets do not have at least one moon?
    The first and second planet out from the sun
  24. Most of the mass of the solar system is found in
    the sun
  25. The smallest planet in the solar system is
    Pluto
  26. The atmosphere of Venus is predominantly
    carbon dioxide
  27. Remnants of asteroids or comets that survive the trip through the earth's atmosphere to strike the surface are called
    meteorites
  28. Which of the following about Jupiter is not true?
    Because Jupiter is mostly hydrogen, it is only slightly more massive than the earth
  29. The average temperature of the earth is slightly lower in January because then the earth is at its greatest distance from the sun
    False
  30. On the summer solstice, the sun rises south of due east, and sets south of due west
    False
  31. As viewed from space above the North Pole, the earth rotates clockwise
    False
  32. The Julian calendar adjusted for the fact that the earth's year is not exactly 365 days by adding a day every fourth year
    True
  33. The findings from the Apollo space missions to the moon support the idea
    that the moon is believed to have orgininated from the impact of Earth with a very large object
    True
  34. During which month of the year does the earth receive the greatest average energy from the sun?
    January
  35. How frequently does the sun appear directly overhead in Mexico City (≈20° N latitude)?
    twice a year
  36. The slow wobble of the earth's axis is called
    precession
  37. An apparent solar day is
    all of these; the interval between two consecutive solar noons, slightly longer than a sidereal day, rarely exactly 24 hours long
  38. Evidence that the earth is rotating is provided by
    the motion of a pendulum
  39. If your favorite constellation rose at 8:00 PM one night, when would it rise two weeks
    later?
    around 7:00 PM
  40. North of the Tropic of Cancer, the sun appears directly overhead at noon
    never
  41. South of the Antarctic Circle, the sun appears
    above the horizon all day at least once during December
  42. In the time 9:00 AM, the "AM" means
    before the meridian
  43. During which phase of the moon would a solar eclipse occur?
    New
  44. Without condensation nuclei, a cooling air mass can become supersaturated
    True
  45. Clouds that are gray have larger water droplets than do white clouds
    False
  46. Raindrops in a summer rainstorm may have actually started as ice crystals at high
    altitudes
    True
  47. When a warm air mass advances over a mass of cooler air, towering cumulus clouds form, often resulting in thunderstorms
    False
  48. After the eye of a hurricane passes over you, thunderstorms and high winds resume, but now blowing in the opposite direction
    True
  49. How does the average amount of water that returns to the oceans by precipitation compare to the water that leaves by evaporation?
    Evaporation is greater than precipitation
  50. Which of the following is not considered to be a form of precipitation?
    dew
  51. When water vapor in the atmosphere condenses to liquid water,
    a cloud forms
  52. Which cloud type is usually associated with the arrival of a cold front?
    towering cumulus
  53. A warm front forms when
    a warm air mass advances over a mass of cooler air
  54. A cyclone is centered about a
    region of low pressure
  55. Longer periods of drizzle, rain, or snow are usually associated with which cloud type?
    stratus
  56. A condition that lifts a parcel of air to form cumulus clouds is
    any of these; differential heating, mountain barriers, a cold front
  57. Brief periods of showers are usually associated with which cloud type?
    cumulus
  58. Most of the great deserts in the world are located
    30° north or south latitude
  59. The greatest use of fresh water in the United States is for industrial purposes
    False
  60. Rain that falls in eastern Colorado eventually ends up in the Atlantic Ocean
    True
  61. The water that evaporates from lakes and streams is fresh, whereas water evaporating from
    the oceans is salty
    False
  62. Ocean waves transport objects that float toward the shore
    False
  63. Waves "break" as they approach a shore due to the friction between the
    bottom and the wave
    True
  64. Of the total water supply, the amount that is available for human consumption and
    agriculture is
    less than 1%.
  65. Compared to the amount of surface water, the amount of water stored in groundwater is
    roughly 30 times as great
  66. The average daily water use in the United States amounts to about how many liters per day?
    5700
  67. A watershed is
    the land area drained by a stream
  68. A layer of heavy clay after a rain would be
    Quite porous, but not very permable
  69. The Gulf of Mexico is a shallow sea of the
    Atlantic Ocean
  70. The two most common ions in seawater are sodium and
    chlorine
  71. The average salinity of the earth's oceans is about
    3.5%
  72. The characteristics of ocean waves are influenced by
    all of these; wind speed, length of time the wind blows, the fetch
  73. A current that moves parallel to the shore in the surf zone is called a
    longshore current

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