Geology

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Author:
Anonymous
ID:
84057
Filename:
Geology
Updated:
2011-05-05 19:52:05
Tags:
Volcanoes ground water minerals
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Description:
environmental geology
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  1. Mining style used for large but low concentration deposits
    Open pit
  2. Mechanical layers of the earth
    Lithosphere and asthenosphere
  3. Mountain that is being looked at for storing nuclear waste
    Yucca mountain
  4. A lake created by cutting off a meander of a river or stream
    Oxbow
  5. Mineral deposit that is large but has low concentration
    Disseminated
  6. Volcanic mudslide
    Lahar
  7. The modified mercalli scale is used to measure what?
    Earthquake intensity
  8. Nuclear energy is produced by doing what to U235?
    Fission
  9. What creates the surface ocean currents?
    Wind
  10. The volcano that is characterized by lava flows
    Shield
  11. Waves that move through the interior of the earth
    Body
  12. Connectivity of pore space in a rock
    Permeability
  13. Evidence that Hess used that Wegener didn’t have – used to prove lake idea
    Paleomagnetism
  14. Large wave that is generated by an undersea earthquake
    Tsunami
  15. The outside curve of the stream
    Cutbank
  16. Magma type found at stratovolcanoes
    Andesite
  17. Mineral deposit created by evaporation
    Evaporite
  18. What is the most cost efficient way to implement solar thermal technology?
    With the water heater
  19. What are the designs used for solar thermal energy
    Dish, power tower, and probolic trough
  20. What is solar thermal technology used for?
    Harnessing heat
  21. what are the ways to harness hydroelectricity?
    Dam/impoundment, diversion, and pumped storage
  22. Which energy source can be used regardless of environmental conditions?
    Geothermal
  23. How much of America’s electricity comes from coal?
    50%
  24. Which tidal energy has the most potential locations?
    Tidal turbines
  25. what type of energy is converted into electricity by the wind turbines?
    Kinetic energy
  26. What are the two types of motors used for hybrid cars?
    Series and parallel
  27. At a subduction zone, the downgoing plate is always composed of what?
    Oceanic lithosphere
  28. What earthquake severity scale takes into account the type of rock that has been fractured?
    Moment-magnitude scale
  29. How is the distance to the epicenter of an earthquake determined using a seismograph?
    By considering the delay time between the p-wave and the slower s-wave
  30. What is the main difference between basaltic lavas and andesitic lavas?
    Basaltic has less silica than andesitic
  31. What type of volcano is Mt. Pinatubo?
    Stratovolcano
  32. What type of volcano is Mauna Loa (in Hawaii)?
    Shield volcano
  33. What type of volcano is the Columbia Plateau?
    Continental flood basalts
  34. What type of volcano is the Paricutin?
    Cinder cone
  35. What is the definition of the water table?
    The layer between the saturated and unsaturated zones
  36. What is the definition of a losing stream?
    Where the water from a streambed disappears into the ground
  37. What is the definition of an artesian stream?
    The area where pressurized groundwater flows naturally at the surface
  38. The stream gradient of most rivers is ____ near the source than near the mouth
    Greater
  39. What is the climate in areas around 30 degrees N and 30 degrees S?
    Dry air is descending and causing increased evaporation
  40. What winds are found at 0-30 degrees?
    Trade winds
  41. What winds are found at 30-60 degrees?
    The westerlies
  42. What winds are found at 60-90 degrees?
    Polar easterlies
  43. How thick is the crust?
    20-100km
  44. How thick is oceanic crust?
    5-10km
  45. Who is behind the sea floor spreading theory?
    Hess
  46. Who is behind the continental drift theory?
    Wagener
  47. what happens in normal faults to the hanging wall and what stress is it?
    The stress is tension and the hanging wall moves down
  48. what happens in reverse faults to the hanging wall and what stress is it?
    The stress is compression and the hanging wall moves up
  49. What type of material do secondary waves move through?
    Solids
  50. What waves cause the most damage?
    The surface waves
  51. Which volcanoes are found on subduction zones?
    Stratovolcanoes
  52. Which volcanoes are the most explosive?
    Stratovolcanoes
  53. What are recharge areas?
    Areas where the water goes into the ground (adds to ground water)
  54. What are discharge areas?
    Areas where the water goes out of the ground
  55. What subcategory minerals are the most abundant?
    Non-metallic
  56. What type of mineral deposits come from hot water?
    Hydrothermal

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