Other Sciences

8th

grade

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Space

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  • 1. Multiple Choice
    2 minutes
    1 pt

    Why are many large optical telescopes located on mountains?

    it is cheaper to build on mountains

    to be above part of the atmosphere

    because it is easier to build telescopes on mountains

    to be closer to city lights

  • 2. Multiple Choice
    2 minutes
    1 pt
    A device that detects radio waves from objects in space is called a(n)
    radio telescope.
    reflecting telescope.
    refracting telescope.
    electromagnetic telescope.
  • 3. Multiple Choice
    2 minutes
    1 pt
    Why do we use the entire electromagnetic spectrum to study space?
    Because the visible spectrum is such a small part of light we are missing out by not doing so.
    So we can determine the direction galaxies are moving
    So we can understand the nature of time.
    So we can see the composition of galaxies
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