Big Bang Theory and Solar System Formation
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Questions and Answers

What event does the Big Bang Theory describe?

  • Formation of liquid water on Earth
  • Formation of our solar system
  • The universe's expansion from a singularity (correct)
  • Formation of the sun
  • How long ago did the Big Bang Theory occur?

  • 2 billion years ago
  • 100 million years ago
  • 4.3 billion years ago
  • 13.8 billion years ago (correct)
  • What process led to the formation of our solar system?

  • Jupiter's gravity attracting debris
  • Volcanic eruptions
  • Small part of a giant molecular cloud collapsing (correct)
  • Impact of a nearby supernova
  • What was Earth's surface like immediately after its formation?

    <p>Molten hot with volcanic activity</p> Signup and view all the answers

    What allowed Earth's surface to cool and the first crust to form?

    <p>Jupiter's gravity attracting debris away</p> Signup and view all the answers

    When did Earth get its very first liquid water formations?

    <p>$4.3$ billion years ago</p> Signup and view all the answers

    What is the first stage of abiogenesis according to the text?

    <p>Forming small abiotic monomers like amino acids, nucleotides, monosaccharides</p> Signup and view all the answers

    Who proposed the theory that the primitive Earth's atmosphere was reducing and could lead to the synthesis of organic compounds?

    <p>Alexander Oparin and JBS Haldane</p> Signup and view all the answers

    What did Stanley Miller's experiments demonstrate regarding the origin of life?

    <p>Organic compounds can be synthesized from inorganic substances</p> Signup and view all the answers

    What was the composition of the early Earth's atmosphere proposed by Oparin and Haldane?

    <p>Carbon dioxide, ammonia, and ultraviolet radiation</p> Signup and view all the answers

    What did Haldane envision as being present in the 'hot dilute soup' after rain fell on Earth?

    <p>Large populations of organic monomers and polymers</p> Signup and view all the answers

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