ISC Chapter 15

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  1. The one group that is not a subgroup of the silicate minerals is
    C. ulta ferromagnesian
  2. The group that is not a class of rocks is
    C. volcanic
  3. An example of a sedimentary rock is:
    C. shale
  4. The term that does NOT describe a size of clastic sediment is
    B. sandstone
  5. Dissolved rock materials form
    A. chemical sediments
  6. Phosphorus is NOT
    C. renewable
  7. An example of a metamorphic rock is
    A. marble
  8. The process that does NOT lead to metamorphic rocks is
    C. aggregation of one or more minerals bought together in a cohesive solid
  9. The process that does NOT lead to metamorphic rocks is
    C. lithification
  10. Which of the following is NOT a sedimentary rock?
    C. basalt
  11. Which of the following is NOT an igneous rock?
    D. marble
  12. Which of the following is NOT a metamorphic rock?
    B. shale
  13. Which of the following is NOT considered a common mineral?
    A. marble
  14. Which of the following minerals is NOT considered an ore mineral?
    A. olivine
  15. If the Earth did not have a dense core
    D. A and B
  16. Information about the composition and nature of the mantle does NOT come from
    D. samples obtained from drilling
  17. The asthenosphere is NOT defined as
    A. solid
  18. The earth's magnetic field is thought to be generated by:
    B. electrical currents in the liquid outer core
  19. Studies of the Mid-Atlantic Ridge provided evidence of
    A. seafloor spreading
  20. Evidence that does not support seafloor spreading is
    C. younger sediments near the continents
  21. How many elements make up 98.6% of the earth'scrust?
    A. 8
  22. A naturally occurring inorganic solid element or compound with a crystalline structure is a
    A. mineral
  23. A structural unit that is repeated in three dimensions is called a
    C. crystal
  24. Which element is NOT considered abundant in the earth's crust?
    D. lead
  25. Which element is the most abundant in the earth's crust?
    A. oxygen
  26. Minerals are classified as
    C. silicates or non silicates
  27. The most abundant class of non-silicates is the
    D. carbonate
  28. Silicates are classified into two groups based on the presence of
    B. iron and magnesium
  29. The common structural feature of all silicates is
    B. silicon oxygen tetrahedral unit
  30. The classification of rocks is based on
    B. how they were formed
  31. The oceanic crust is
    C. thinner than the continental crust
  32. Molten rock material from which minerals crystallize is called
    C. magma
  33. An aggregation of one or more minerals that have been brought together into a cohesive solid is a
    B. rock
  34. Rocks that are formed from molten minerals are:
    B. igneous
  35. The rocks that make up about two-thirds of the Earth's continental crust are
    C. granite
  36. The rocks that make up the ocean basins and much of the earth's interior are
    A. basalt
  37. Rocks that are formed from particles of other rocks or from dissolved materials from previously existing rocks are classified as:
    A. sedimentary
  38. Accumulations of silt, sand or other materials that settle out of water are called:
    D. sediments
  39. Compaction is a necessary step in the formation of sedimentary rock but _____________ is also needed to hold the complacted grains together.
    B. cementation
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ISC Chapter 15
2011-10-02 10:02:55
ISC Chapter 15

ISC Chapter 15
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