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The Geosphere's Origin
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The Geosphere's Origin

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Questions and Answers

Which hypothesis suggests that the Moon was formed when a Mars-sized body collided with Earth?

  • Giant impact hypothesis (correct)
  • Fission or “Daughter” hypothesis
  • Capture or “Pickup” hypothesis
  • Coformation or “Sister” hypothesis

    • What process is described by the Outgassing hypothesis mentioned in the text?

  • Gaseous transfer to the surface through igneous processes (correct)
  • Formation of the Moon
  • Atmospheric loss of H2 and He
  • Photochemical processes

    • Which zone of the Earth has an indefinite radius?

  • Crust
  • Atmosphere (correct)
  • Early Atmosphere
  • Hydrosphere

    • What did the cold planetesimals, dust, and gases concentrate to form in the spinning cloud, as mentioned in the text?

    <p>Protoplanets</p> Signup and view all the answers

    Which hypothesis suggests that the Moon had been pulled out of the early Earth?

    <p>Coformation or “Sister” hypothesis</p> Signup and view all the answers

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