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lesson 4

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
What causes the moon's phases?   the changing relative positions of the moon, earth, and sun cause the phases of the moon  
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Phases   different shapes or the moon you see from earth  
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First stage of the moon   new moon none of the moon is visible from earth  
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Second stage of the moon   waxing crescent little crescent is shown on the left  
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Third stage of the moon   first quarter the left half is visible  
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Fourth stage of the moon   waxing gibbous you can see a bigger crescent on the left  
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Fifth stage of the moon   full moon you can see a full circle of the moon  
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Sixth stage of the moon   waning gibbous you can see a bigger crescent on the right  
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Seventh stage of the moon   third quarter the right side is visible  
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Eight stage of the moon   waning crescent you can see a small crescent on the right side  
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What are Eclipses?   there are two types of eclipses solar and lunar  
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Solar Eclipse   occurs when the moon passes directly between earth and the sun blocking sunlight  
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Umbra   very dark part of the moon's shadow  
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Total Solar eclipse   the sky becomes an eerie color an you can see stares and the solar corona  
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Solar Corona   the faint outer atmosphere of the sun  
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Penumbra   large part of the moon's shadow that is less dark than the umbra  
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Lunar Eclipse   occurs at a full moon when earth is directly between the moon and the sun  
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Total Lunar Eclipse   when the moon is in earth's umbra and can be seen anywhere  
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Which is more likely a total lunar or solar eclipse   solar  
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Partial Lunar Eclipse   occurs when the moon passes partly into the umbra of earth's shadows  
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