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Astronomy

Astronomy: Various Terms

TermDefinition
rotation the spinning motion of a planet about its axis.
revolution the movement of a object around another object.
solar eclipse the blocking of sunlight to Earth that occurs when the moon is between the sun and Earth.
lunar eclipse the blocking of sunlight to the moon that occurs when Earth is directly between the sun and moon.
gas giant the name given to the first four outer planets: Jupiter, Saturn, Uranus, and Neptune.
comet a ball of ice and dust whose orbit is a long, narrow ellipse.
asteroid objects revolving around the sun that are too small and too numerous to be considered planets.
meteoroid a chunk of rock or dust in space.
meteor a streak of light in the sky produced by the burning of a meteoroid in Earth's atmosphere.
meteorite a meteoroid that had hit Earth's surface.
Created by: wtr6thscience
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