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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.
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.
Penumbra
The penumbra is the outer part of Moon’s shadow. It is where the light is only partially blocked
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
Crescent
During the crescent moon phase, the Moon is less thanhalf lit. It is seen as only a sliver or crescent shape.
Gibbous
During the gibbous moon phase, the Moon is more than half lit.It is not full
Waxing Moon
When the lit part of the moon is getting bigger
Waning Moon
When the lit part of the moon is getting smaller
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