Geocentrism and Earth Facts Quiz
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Questions and Answers

What is the theory that the universe originated from a cataclysmic explosion of a small, dense volume of matter?

  • Heliocentrism
  • Continental Drift Theory
  • Geocentrism
  • Big Bang Theory (correct)

    • What is the approximate age of the Earth, according to the information provided in the text?

  • 10-20 billion years old
  • 4.6 million years old
  • 4.6 billion years old (correct)
  • 29.8 km/s

    • What is the name of the supercontinent that existed before the continents drifted apart?

  • Gondwana
  • Pangaea (correct)
  • Laurasia
  • Lithosphere

    • What is the mean distance of the Earth from the Sun, according to the text?

    <p>149.6 x 10 km (C)</p> Signup and view all the answers

    Which theory states that the Earth is at the center of the universe, and all other objects in space move around it?

    <p>Geocentrism (C)</p> Signup and view all the answers

    What are the two main divisions of the Earth's interior based on mechanical properties, according to the text?

    <p>Lithosphere and Asthenosphere (D)</p> Signup and view all the answers

    What is the main component of the Earth's core?

    <p>Iron and nickel (D)</p> Signup and view all the answers

    What is the name of the supercontinent that existed when all of Earth's continents were joined together?

    <p>Pangea (A)</p> Signup and view all the answers

    What is the main mechanism by which heat is transferred in the Earth's mantle?

    <p>Convection (B)</p> Signup and view all the answers

    Which of the following is NOT considered evidence for continental drift?

    <p>Similarities in the rock and sediment formations across continents (D)</p> Signup and view all the answers

    What is the primary way that heat is transferred through a solid material?

    <p>Conduction (C)</p> Signup and view all the answers

    What is the name of the scientist who first identified and named the supercontinent Pangea?

    <p>Alfred Wegener (B)</p> Signup and view all the answers

    What is the primary mechanism that propels the movement of tectonic plates?

    <p>Convection currents in the mantle (A)</p> Signup and view all the answers

    What is a mid-ocean ridge?

    <p>A continuous mountain chain on the ocean floor where new crust is formed (B)</p> Signup and view all the answers

    What is the seafloor spreading hypothesis proposed by Harry H. Hess?

    <p>New oceanic crust is created at mid-ocean ridges as plates move apart (C)</p> Signup and view all the answers

    What is the lithosphere?

    <p>The cold, brittle outer shell of the Earth (C)</p> Signup and view all the answers

    What is the asthenosphere?

    <p>The weak, plastic layer of the upper mantle (A)</p> Signup and view all the answers

    What is a convergent boundary?

    <p>A boundary where two tectonic plates collide or one is subducted under the other (B)</p> Signup and view all the answers

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