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9 Cards in this Set
- Front
- Back
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phases |
One of the different apparent shapes of the moon seen from Earth |
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solar eclipse |
The blocking of sunlight to Earth that occurs when the moon is directly between the sun and the Earth. sun, moon, Earth |
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lunar eclipse |
The blocking of sunlight to Earth that occurs when Earth is directly between the sun and the moon. sun, Earth, moon |
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umbra |
The darkest part of a shadow. |
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penumbra |
The part of a shadow surrounding the darkest part. |
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eclipse |
The partial or total blocking of one object in space by another. |
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tide |
The periodic rise and fall of the level if water in the ocean |
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spring tide |
The tide with the greatest difference between consecutive low and high tides. |
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finish later |
finish later |
