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8 Cards in this Set
- Front
- Back
Solar Eclipse |
When a new moon passes directly between the Earth and the Sun, it causes a solar eclipse ( Figure 1.1). The Mooncasts a shadow on the Earth and blocks our view of the Sun. |
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Lunar Eclipse |
Sometimes a full moon moves through Earth’s shadow. This is a lunar eclipse ( Figure 1.3). During a total lunareclipse, the Moon travels completely in Earth’s umbra. |
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Penumbra |
The penumbra is the outer part of Moon’s shadow. It is where the light is only partially blocked |
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Umbra |
The umbra is the inner, cone-shaped part of the shadow. It is the part in which all of the light has been blocked |
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Crescent |
During the crescent moon phase, the Moon is less thanhalf lit. It is seen as only a sliver or crescent shape. |
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Gibbous |
During the gibbous moon phase, the Moon is more than half lit.It is not full |
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Waxing Moon |
When the lit part of the moon is getting bigger |
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Waning Moon |
When the lit part of the moon is getting smaller |