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9 Cards in this Set
- Front
- Back
- 3rd side (hint)
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One of the different apparent shapes of the moon as seen from earth. |
Phases |
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The blocking of sunlight to Earth that occurs when the moon is directly between the sun and Earth. |
Solar Eclipse |
sun, moon, earth |
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The blocking of sunlight to the moon that occurs when Earth is directly between the sun and the moon. |
Lunar Eclipse |
sun, earth moon |
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The darkest part of a shadow. |
Umbra |
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The part of a shadow surrounding the darkest part. |
Penumbra |
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The partial or total blocking of one object in space by another. |
Eclipse |
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The periodic rise and fall of the level of water in the ocean. |
Tides |
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The tide with the greatest difference between consecutive high and low tides. |
Spring Tide |
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The tide with the least difference between consecutive low and high tides. |
Neap Tide |
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