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Solar System and Beyond
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Solar System and Beyond

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@ProfoundHawk

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Questions and Answers

What is the Sun mainly composed of?

  • Hydrogen (correct)
  • Nitrogen
  • Carbon
  • Oxygen

    • What type of star is the Sun?

  • Red giant star
  • White dwarf star
  • Blue supergiant star
  • G-type main-sequence star (G2V) (correct)

    • What provides most of the energy for life on Earth?

  • Light, ultraviolet, and infrared radiation emitted by the Sun (correct)
  • Geothermal energy from the Earth's core
  • Energy from the Moon's reflection
  • Cosmic rays from distant stars

    • How far is the Sun from the Earth on average?

    <p>1 AU (1.496×108 km) or about 8 light-minutes</p> Signup and view all the answers

    What is the mass of the Sun compared to the total mass of the Solar System?

    <p>About 99.86%</p> Signup and view all the answers

    What is the primary source of energy emitted by the Sun?

    <p>Nuclear fusion reactions</p> Signup and view all the answers

    What is the approximate distance of the Sun from the Galactic Center of the Milky Way?

    <p>26,660 light-years</p> Signup and view all the answers

    What is the Sun's mass compared to that of Earth?

    <p>330,000 times</p> Signup and view all the answers

    What is the primary constituent of the Sun's mass?

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

    What is the Sun classified as in terms of its stellar type?

    <p>G-type main-sequence star (G2V)</p> Signup and view all the answers

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