The Universe and Solar System
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Questions and Answers

Which theory proposes continuous expansion and contraction of the universe?

  • Steady State Theory
  • Pulsating Theory (correct)
  • Big Bang Theory
  • None of the above

    • What is the main concept of the Steady State Theory?

  • Continuous expansion and contraction of the universe
  • The universe suddenly exploded in a big bang
  • Constant counting of galaxies in the universe (correct)
  • The entire universe was once condensed in a small particle

    • Which theory suggests that the entire universe was once condensed in a very small and compact particle?

  • Steady State Theory
  • Pulsating Theory
  • Big Bang Theory (correct)
  • None of the above

    • What does the Big Bang Theory propose happened about 20 billion years ago?

    <p>Primeval nucleus suddenly exploded in a big bang</p> Signup and view all the answers

    What is the mantle mostly made up of?

    <p>Silicates and magnesium oxide</p> Signup and view all the answers

    Which type of crust is mostly composed of different types of granites?

    <p>Continental crust</p> Signup and view all the answers

    What is the likely cause of volcanic regions not created by plate tectonics?

    <p>Mantle plumes</p> Signup and view all the answers

    What protects the planet from the charged particles of the solar wind?

    <p>Earth's magnetic field</p> Signup and view all the answers

    Which layer of Earth is the dense center and hottest part?

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

    What would happen without the shield of the magnetic field according to the text?

    <p>The solar wind would strip Earth's atmosphere of the ozone layer.</p> Signup and view all the answers

    What does Genesis 1:1 claim?

    <p>God created the heavens and the earth</p> Signup and view all the answers

    Where is our solar system located?

    <p>Milky Way Galaxy</p> Signup and view all the answers

    Which planet is capable of supporting life in our solar system?

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

    What does the Geosphere describe?

    <p>The rocks and ground found on and in Earth</p> Signup and view all the answers

    Why is Earth called the 'Blue Planet'?

    <p>Due to the abundant water on its surface</p> Signup and view all the answers

    What marks the start of the Mesopelagic zone?

    <p>The thermocline inhibiting vertical mixing</p> Signup and view all the answers

    What is the primary composition of the earth's atmosphere?

    <p>78% nitrogen, 21% oxygen</p> Signup and view all the answers

    Where does the biosphere exist?

    <p>In the air, water, and on the ground</p> Signup and view all the answers

    What are considered part of the geosphere?

    <p><strong>Continents</strong>, <strong>ocean floor</strong>, all rocks on the surface, sand in deserts</p> Signup and view all the answers

    What comprises the earth’s hydrosphere?

    <p>All of Earth's water, solid or liquid, in glaciers, rocks, soil, and air</p> Signup and view all the answers

    Where does life exist?

    <p>Everywhere on earth: air, water and on the ground.</p> Signup and view all the answers

    What marks the start of Abyssopelagic zone?

    <p>Sunlight penetration begins to decrease rapidly</p> Signup and view all the answers

    What are the two main types of crust on Earth?

    <p>Continental crust and oceanic crust</p> Signup and view all the answers

    What are the most abundant minerals in the continental crust?

    <p>Silicate and aluminum</p> Signup and view all the answers

    What is the mantle mostly composed of?

    <p>Silicates, magnesium oxide, iron, aluminum, calcium, sodium, and potassium</p> Signup and view all the answers

    What is the core mostly made of?

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

    What is the likely cause of 'hot spots,' volcanic regions not created by plate tectonics?

    <p>Mantle plumes</p> Signup and view all the answers

    What does Earth's magnetic field protect the planet from?

    <p>Charged particles of the solar wind</p> Signup and view all the answers

    What are the three theories explaining the origin of the universe?

    <p>Steady State Theory, Pulsating Theory, Big Bang Theory</p> Signup and view all the answers

    According to the Pulsating Theory, what will happen to the universe after it stops expanding?

    <p>It will start to contract due to gravitation.</p> Signup and view all the answers

    What does the Big Bang Theory propose about the origin of the universe?

    <p>The entire universe was once condensed in a very small and compact particle called primeval nucleus, and then it suddenly exploded in a big bang.</p> Signup and view all the answers

    What is the main concept of the Steady State Theory?

    <p>The overall structure of the universe is always the same at any point in time and space, balanced by the birth and death of stars.</p> Signup and view all the answers

    What is the primary composition of the earth's atmosphere?

    <p>78 percent nitrogen and 21 percent oxygen</p> Signup and view all the answers

    What marks the start of the Abyssopelagic zone?

    <p>The ocean floor at a depth of about 6,000 meters</p> Signup and view all the answers

    Where is our solar system located?

    <p>In the Milky Way Galaxy</p> Signup and view all the answers

    What does the Geosphere describe?

    <p>All of the rocks, minerals, and ground found on and in Earth</p> Signup and view all the answers

    Which planet is capable of supporting life in our solar system?

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

    What protects the planet from the charged particles of the solar wind?

    <p>Magnetic field</p> Signup and view all the answers

    Where does the biosphere exist?

    <p>Everywhere on earth</p> Signup and view all the answers

    What is the likely cause of volcanic regions not created by plate tectonics?

    <p>Water penetrating through small openings in the rocks or soil</p> Signup and view all the answers

    What does the Big Bang Theory propose happened about 20 billion years ago?

    <p>The entire universe was once condensed in a very small and compact particle</p> Signup and view all the answers

    What is the mantle mostly made up of?

    <p>Liquid rock</p> Signup and view all the answers

    What comprises the earth’s hydrosphere?

    <p>All the earth's water, solid or in liquid form, contained in glaciers, rocks, soil, and the air</p> Signup and view all the answers

    What is the main concept of the Steady State Theory?

    <p>Continuous expansion and contraction of the universe</p> Signup and view all the answers

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