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Astronomy

  •  English    15     Public
    Sun, Moon, and Earth
  •   Study   Slideshow
  • The Sun and all the objects in it are part of the _______
    Solar System
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  • What is the name for the scientist who study objects in outer space?
    Astronomers
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  • Earth's closest star
    Sun
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  • What is the imaginary line that circles Earth?
    Equator
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  • What is the imaginary line that runs through the center of Earth from the North Pole to the South Pole?
    Axis
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  • What are the dark spots on the Sun called?
    Sunspots
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  • Another name for the shape of Earth's orbit around the Sun is oval or?
    elliptical
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  • How much time does it take Earth to rotate once?
    24 hours
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  • What causes day and night?
    Earth's rotation
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  • What is the amount of time it takes Earth to orbit the Sun once?
    365 days or one year
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  • What two things cause the Earth's seasons?
    tilt of Earth and Earth's rotation
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  • What is the name for when the moon becomes gradually larger?
    Waxing
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  • What is the name for when the moon becomes gradually smaller?
    Waning
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  • What did astronauts find when they traveled to the mooon?
    rock and dust
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  • After a new Moon what do we see next?
    crescent moon
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