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Sky and Earth

  •  English    23     Public
    Observing the Sky, Patterns in the sky, Daylight Changes and Seasons
  •   Study   Slideshow
  • Because of the Earth’s ________, we have day and night.
    seasons
    gravity
    rotation
    revolution
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  • Because of the Earth’s__________ around the sun, we have seasons.
    tilt
    clouds
    revolution
    moon
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  • The Earth’s axis is ________. This causes seasons.
    a triangle shape
    tilted
    rounded
    straight
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  • There are ________ seasons.
    four
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  • Can you name the seasons?
    spring, summer, fall (autumn), winter
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  • When it is winter in Australia, it is _________ in Korea.
    summer
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  • Which phase of the moon is this?
    full moon
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  • Which phase of the moon is this?
    third quarter
    waxing crescent moon
    solar eclipse
    waning crescent moon
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  • Which phase of the moon is this?
    waning gibbous moon
    full moon
    new moon
    waxing crescent moon
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  • Why do we only see stars during night time?
    The stars are too far away
    Because during the day time, the sun is too bright.
    Stars are too small to see during the day
    The stars turn off during the day
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  • In summer, daytime is ________.
    shorter
    longer
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  • In winter, daytime is ________.
    shorter
    longer
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  • If you dropped a ball, it would fall to the ground. Why?
    Gravity brings it back to the ground.
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  • Why do scientists not know how many stars are in the sky?
    The stars are too far away to count
    Scientists are too lazy to count
    There are too many to count. It's impossible!
    Scientists do know how many stars are in the sky!
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  • When it is fall for Korea, it is ________ in Australia
    spring
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  • It takes _______ for the Earth to rotate once.
    60 minutes
    18 hours
    24 hours
    100 days
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