Planetary Facts Quiz
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Questions and Answers

Which planet has the largest known volcano, Olympus Mons?

  • Mars (correct)
  • Venus
  • Earth
  • Mercury

    • What is the primary gas that gives Uranus its blue color?

  • Oxygen
  • Carbon Dioxide
  • Nitrogen
  • Methane (correct)

    • Which planet has the fastest wind speeds, reaching up to 2,000 km/hr?

  • Saturn
  • Jupiter
  • Uranus
  • Neptune (correct)

    • How many known moons does Saturn have?

    <p>18</p> Signup and view all the answers

    What is the approximate time it takes for Neptune to complete one orbit around the Sun?

    <p>165 years</p> Signup and view all the answers

    Which is the largest island country in the world?

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

    What is the primary importance of the lithosphere?

    <p>All of the above.</p> Signup and view all the answers

    What is the approximate percentage of the Earth's water that is found in the oceans?

    <p>97.2%</p> Signup and view all the answers

    What is the primary purpose of the Earth's atmosphere?

    <p>All of the above.</p> Signup and view all the answers

    What is the approximate temperature range of the exosphere, the outermost layer of the Earth's atmosphere?

    <p>-86.5°C to 1200°C</p> Signup and view all the answers

    Which gas makes up the largest percentage of the Earth's atmosphere?

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

    What is the main effect of the Earth's rotation on its axis?

    <p>Resulting in day and night</p> Signup and view all the answers

    Which phenomenon is responsible for the bulging at the equator and flatness at the poles on Earth?

    <p>Rotation on its axis</p> Signup and view all the answers

    What is the primary characteristic of the Earth's revolution around the Sun?

    <p>Elliptical shape of orbit</p> Signup and view all the answers

    How long does it take for the Earth to complete one rotation on its axis?

    <p>24 hours</p> Signup and view all the answers

    Which phenomenon is responsible for the different lengths of day and night experienced on Earth?

    <p>Circle of illumination</p> Signup and view all the answers

    What is the primary function of the atmosphere?

    <p>To keep the planet warm</p> Signup and view all the answers

    Which of the following is a part of the biosphere?

    <p>All of the above</p> Signup and view all the answers

    What is the primary function of the ozone layer?

    <p>To protect from harmful UV rays from the sun</p> Signup and view all the answers

    What effect does heavy UV radiation have on plants and plankton?

    <p>It prevents their growth and survival</p> Signup and view all the answers

    What is the primary reason that life can exist on Earth?

    <p>The presence of water on Earth</p> Signup and view all the answers

    What is the relationship between the Earth and the Moon?

    <p>The Moon is a satellite that orbits the Earth.</p> Signup and view all the answers

    What would happen if the Earth moved closer to the Sun?

    <p>The heat on Earth would increase, and it would take less time to orbit the Sun.</p> Signup and view all the answers

    Why is it difficult to see other planets from Earth?

    <p>The brightness of the stars and the distance and size of the planets make them hard to see.</p> Signup and view all the answers

    What is the primary force that keeps planets and satellites in orbit?

    <p>Gravitational force</p> Signup and view all the answers

    What is the closest distance between the Earth and the Sun?

    <p>147.1 million km</p> Signup and view all the answers

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