Let's Learn About Telescopes Quiz

15 Questions | Total Attempts: 585

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Telescope Quizzes & Trivia

Telescopes are a must have for any stargazer. It gives us a clear view that there is a lot of beauty to explore outside the earth. Do you believe that you know your telescope and some of its aspects? Give this quiz a try and find out. All the best!


Questions and Answers
  • 1. 
    What are telescopes used for?
    • A. 

      Viewing distant objects

    • B. 

      Viewing tiny objects

    • C. 

      Viewing unfamiliar objects

  • 2. 
    The degree of magnification of a telescope depends mainly on
    • A. 

      The size of the cylinder

    • B. 

      The power of the eyepiece lens

    • C. 

      The proportions of the mirror

  • 3. 
    How do radio telescopes discover unknown bodies in space?
    • A. 

      Radio telescopes are able to detect radio sounds coming from galaxies and other objects in space.

    • B. 

      Radio telescopes are able to detect waves coming from galaxies and other objects in space.

    • C. 

      Radio telescopes are able to detect sounds coming from galaxies and other objects in space.

  • 4. 
    How does the Hubble space telescope see into the past?
    • A. 

      It observes very old light waves from distant galaxies.

    • B. 

      It observes very old light waves from Earth.

    • C. 

      It observes sound waves from galaxies.

  • 5. 
    What does an eyepiece lens do?
    • A. 

      An eyepiece lens measures the real image.

    • B. 

      An eyepiece modifies the color of the image.

    • C. 

      An eyepiece lens magnifies the real image.

  • 6. 
    For a reflecting telescope, why is collecting light important?
    • A. 

      Collecting light is not important because the eyepiece magnifies the object.

    • B. 

      Collecting light is important because it helps show the actual size of a planet.

    • C. 

      Collecting light is important because it helps to make faint objects visible.

  • 7. 
    How do radio telescopes collect radio waves?
    • A. 

      They collect radio waves using large, curved metal dishes.

    • B. 

      They collect radio waves using a satellite receiver in the sky.

    • C. 

      They collect radio waves by bouncing the wave off an object in the sky.

  • 8. 
    How is the Hubble space telescope able to operate outside of the atmosphere?
    • A. 

      The Hubble space telescope is part of the galaxy.

    • B. 

      The Hubble space telescope is equipped with oxygen tanks.

    • C. 

      The Hubble space telescope is part telescope and part satellite.

  • 9. 
    Which of these is a main idea in the story, not a detail?
    • A. 

      A refracting telescope forms a real image.

    • B. 

      There are several different kinds of telescopes.

    • C. 

      The Hubble telescope is outside the atmosphere.

  • 10. 
    Electricity for the Hubble is provided by
    • A. 

      Powerful batteries

    • B. 

      Radio transmitters

    • C. 

      Solar panels

  • 11. 
    A telescope allows people to view distant objects such as far-off planets or galaxies. A galaxy is
    • A. 

      A group of six planets that are very close together

    • B. 

      A planet that is larger than any of its nearby stars

    • C. 

      A large system of stars held together by gravity

  • 12. 
    Many objects in the universe send out radio waves. The universe is
    • A. 

      All of the objects in space

    • B. 

      The path from the moon to the earth

    • C. 

      All of the stars you can see

  • 13. 
    Radio telescopes helped us discover previously unknown bodies. In this sentence, bodies are
    • A. 

      Living, human figures

    • B. 

      Objects in space

    • C. 

      Things that are alive

  • 14. 
    Differences in frequency of the signals give information about the radio source. Frequency refers to
    • A. 

      When the radio waves first started

    • B. 

      Where the radio waves come from

    • C. 

      How often the radio waves vibrate

  • 15. 
    The Hubble space telescope promises to revolutionize astronomy. To revolutionize something means to
    • A. 

      Change it

    • B. 

      Get rid of it

    • C. 

      Study it

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