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thebeagle96 thebeagle96
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6 years ago
Continental crust is formed by ________.
 
  A) recycling of material in giant lava lakes in the early earth history
  B) plumes of hot igneous material that rise from the core-mantle boundary to form hot spots
  C) partial melting of mantle rocks
  D) melting and differentiation of oceanic crust at subduction zones
  E) the original planetary accretion that also led to the formation of the earth's other layers
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WilkinsonWilkinson
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6 years ago
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