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Term

Atmosphere
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Earth, Sun, and Moon

TEKS 5.8D

TermDefinition
Atmosphere The layer of gas surrounding planet Earth that is held in place by gravity
Craters Bowl-shaped indents or cavities on the surface of a planet, moon, or asteroid that are caused by a collision with another object, such as a meteorite
Earth The third planet from the Sun and the only planet in the solar system where life exists
Moon A natural satellite that orbits a planet; some planets have no moons, and others have over 60 moons
Sun The star at the center of the solar system that supplies heat and light to Earth; its enormous gravity keeps the solar system in orbit
Surface The outermost covering or layer
Weight The heaviness of an object; force of gravity on mass = weight
Created by: Ms. Walker
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