Earth and space science final flashcards

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Earth and space science final flashcards
2014-05-21 19:26:52

Final cards
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  1. What is the crack in the ocean floor through which magma rises
    A rift
  2. According to Wagner what happened about 250 million years ago
    Is supercontinent began  to break apart into smaller continents
  3. Tectonic plates are blocks of
  4. At the center of a mid Ocean Ridge is a
    rift  Valley
  5. The composition of Earth's interior affects
    This speed and direction of seismic waves
  6. Which scale most accurately measure the magnitude of large earthquakes
    A Richter scale
  7. If you are in the car during an earthquake you should
    Stop the car in a safe place
  8. What happens to a tsunami  as a move towards the shore
    That increase in height
  9. If you are indoors during earthquake you should
    Stay away from windows
  10. Which of the following is not a cause of tsunamis
    A tornado
  11. If you're indoors during an earthquake you should
    Crouch under a desk
  12. How does the structure of ours interior affect seismic waves
    The speed and direction of seismic waves
  13. Which of the following usually studies to forecast earthquakes
    Seismographs, foreshocks, rock changes
  14. Why do earthquakes occur at the plate boundaries
    These plates experience great stress
  15. S waves are also known as
    Sheer waves
  16. Fault zones from at plate boundaries because
    Intense stress occurs when the plate separate, collide, subduct or slide passed each other
  17. What forms on the ocean floor in a subduction zone
  18. Volcanic eruptions may be signaled by
    A change an earthquake activity
  19. Large D pression forms by the collapse of a volcanic cone is called a
  20. Volcanic ash dust,blocks ,bombs and lapillallure all
    Pyroclastic materials
  21. The eruption of Mount Saint Helens was
    And explosive erection
  22. Three events that might signal a volcanic eruption are changes in earthquake activity volcano surface bulges and
    sulfuric odor
  23. Modern oceanography began with
    The use of sonar
  24. Most mid ocean ridges form
    In areas of increased volcanic activity
  25. A piece of sediment collected by drilling is
    Core sample
  26. The most common compound in organic sediments are
    Silica and calcium carbonate
  27. To calculate the Depth of the ocean floor with sonar scientist measure
    The time it takes soundwaves to travel
  28. The source of most calcium carbonate in biogenic sediments is
  29. Most oxygen enters the ocean from
    The atmosphere
  30. What is called the foundation of life in the ocean
  31. The ocean is the main source of trace minerals
    Chloride and sodium
  32. Most offshore oil and petroleum deposits are found
    On the continental shelf
  33. In addition to increased use of toxic chemicals what has reduced the ocean ability to renew itself
    Increased world population
  34. Trace elements in the ocean are those minerals that are
    The smallest amount
  35. In addition to limiting the use of the leading gasoline what has the United States done to reduce ocean pollution
    Band the toxic chemical DDT
  36. Volcanic eruption chemical weathering of rock and land and chemical reactions between seawater and newly formed sea floor rock provide most of raw elements have formed this dissolved solids in the ocean
    See salt
  37. Woccurs outed a tidal bore occur
    Where a river enters the ocean
  38. The curving of the path of ocean currents and wind belts is called
    The Coriolis effect
  39. The fourth of causes tides is
  40. very large are usually the result of
    A long Fetch
  41. And the tropical latitude trade wind belts push currents
  42. Sand bars are formed by
    Longshore currents
  43. I was Lower layers of are warmed
    The air rises
  44. What air masses generally move eastward toward Europe
    Maritime tropical Atlantic
  45. A large body of air throughout which temperatures and moisture content are similar is a
    Air mass
  46. Continental polar maritime polar continental chop it and maritime tropical are types of
    Air masses
  47. Doppler radar and satellite images provide information to create
    Weather models
  48. A pattern of meteorology  symbols that represent the weather at a particular observing station is a
    Station model
  49. When air moves slowly it takes on the temperature and humidity of its region becoming an
    Air mass
  50. Lines that connect point of equal temperature on a weather map is called
  51. An air mass that originates in the Pacific or at Atlantic Ocean and brings warm moist air is called
    Maritime tropical
  52. What weather affects results when a moving air mass hit a mountain rises cools and loses most of its moisture through precipitation
    Rain shadow
  53. Which of these climates are characterized by dense lush vegetation border leaf plants and high biodiversity
    Rain forest
  54. Climate does not change as a result of
    General circulation models
  55. Which of the following is not an impact of climate changes
    Change in title patterns
  56. The average weather conditions for an area over a long period of time is referred as the areas
  57. Tree rings have been used to measure
    Hundred to thousands of year
  58. What is the name of climate of a small area
  59. Which of the following may decrease temperatures by reflecting sunlight back into space
    Volcanic activity
  60. When air masses encounter a mountain range the air mass
    Rises and cool
  61. What do high levels of carbon dioxide and ice core indicate
    Warm temperature
  62. Computer climate models called incorporate millions of pieces of data and help  sort complex set of variables are called
    General circulation model
  63. What do fossils of flower pollen and plans with borderlies indicate
    Warm climate
  64. What characteristics do the tropical savanna and tropical rain forest climate share
    Lush vegetation
  65. What climate zone has an annual rainfall of less than 25 cm
    The desert
  66. Specific heat is the mom of energy needed to change the temperature of 1 g of substance by
  67. A telescope that uses a set of loans to gather a focus light from distant objects is called
    A reflecting telescope
  68. Hey consolation change in position over several hours it's called a
    Earth of its axis
  69. The northern hemisphere has the most hours of daylight have to
    Summer  solstice
  70. A light year equals
    • 9.4607 x 1012 km
  71. Invisible electromagnetic radiation was discovered with a
  72. One line of evidence of revolution around the sun is
    The varying  positions of a consolation over a period of hours
  73. What problem is solved by sending telescopes into space
    Interference of earth atmosphere into detecting electromagnetic radiation
  74. About 99% of all matter contained in the solar nebula now exist in
    The sun
  75. Two and a planet most like in size mass and density are
    Venus and Earth
  76. The early atmosphere developed by when volcanic eruptions released  large amounts of gases into process called
  77. A rotating  cloud of gas and dust from which a solar system formed is called a
    Solar nebula
  78. Uranus axis
    Is almost parallel to its orbit
  79. When fast-moving planets past slow-moving planet in their orbit why does it appear as the planets that orbit More slowly than Earth are moving backward
    Because of retro grade motion
  80. The astroid belt can before between which two planets
    Earth and Mars
  81. Small bodies from which routines Originated during the early formation of the solar system are called
  82. And engineer examining Photos discovered volcanoes on
  83. Many comments in the Kuiper belt are the result of
    Collisions between large objects
  84. Tourist sticks of Ganymede  need and Callisto are respectively
    A magnetic field and craters
  85. Where is the Kuiper belt located
    Beyond Neptune's orbit
  86. Most of the suns energy is a result of
    Nuclear fission
  87. Aurora the Frequently seen
    After solar flares
  88. This is a duty which of the following is not a Solar ejection
  89. Sunspots very any cycle that last about
    11 years
  90. Elinstein equation e= mc helps scientists understand The suns energy because of the equation
    Explains how mass can be converted into huge amounts of energy
  91. Scientists break up the suns sunlight into spectrum using a device called
  92. magneticMag magnetic fields on the sun are produced by the suns un even rotation and
    Gases in the convection zone
  93. How long would a start with the sense Masthay on the main sequence
    10 billion years
  94. After since you're rising to 1000 million degrees Celsius a protostar becomes a star one
    A nuclear fusion begins
  95. What is quasar
    QuasiQuasi stellar radio source
  96. whatWhat is apparent magnitude
    A brightness of a star as it happens from earth
  97. An elliptical galaxy
    Contains feel young stars has little dust gas and it is elongated
  98. Astronomers believe that cosmic background radition formed
    Shortly after the Big Bang
  99. The big bang occurred about
    14 billion years ago
  100. The temperature of cosmic background radiation is
    Almost absolute zero