Barnett - Earth's moon
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| phase | portion of the illuminated side of the moon that we see from earth
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| waxing | period of the moon's revolution in which Earth can see an increasing amount of the lighted side of the moon
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| waning | Earth can see an decreasing amount of the lighted side of the moon
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| crescent | shape of the moon when a small sliver of light is visible from earth
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| gibbous | shape of the moon between quarter and full
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| impact theory | most widely accepted theory of the moon's formation - states that a large object collided with earth and the debris from the collision joined together to form the moon
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| maria | smooth plains on the moon, made of basalt, dark-colored
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| highlands | mountainous area of moon with lots of craters, made of breccia, and light-colored
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| Apollo | NASA program whose goal was to land a man on the moon and return him safely to earth
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| eleven | this Apollo mission was the first that was able to land men on the moon and allow them to walk on moon
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| synchronous rotation | this is the reason we see the same side of the moon from earth - it means that the moon's revolution period and rotation period is equal (about 28 days)
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Created by:
ebarnett
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