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Earth, Moon, Stars

Key Terms

TermDefinition
The spinning motion of Earth on its axis Rotation
The study of the moon, stars, and other objects in space. Astronomy
The different shapes of the moon you see from Earth Phases
The imaginary line that passes through Earths center and the north or south of the equator. Axis
The 2 days of the year on which the sun reaches its greatest distance north or south of the equator Solstice
Earths path as it revolves around the sun Orbit
The movement of one object around the other Revolution
The cyclical rise or fall of ocean water Tide
A round pit on the moons surface Crater
The darkest part of the moons shadow Umbra
Dark, flat areas on the moons surface Maria
The part of the shadow that surrounds the darkest part
Created by: Mr.Derper
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