Astronomy Terms

Front

Albedo

Back

The amount of sunlight that reflects from the surface.

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Terrestrial planets

Back

The four inner planets with solid, rocky surfaces.

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Scarp

Back

A line of cliffs

Tags

NGSS.MS-ESS2-2

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Gas giant planet

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A large, gaseous planet that does not have a solid rocky surface.

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Liquid metallic hydrogen

Back

A form with the properties of both a liquid and a metal, which can exist only under conditions of very high pressure.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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Belts

Back

High, cool, light-colored clouds that rise.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-5

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Zones

Back

Low, warm, dark-colored clouds that sink.

Tags

NGSS.MS-ESS2-5

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Asteroid

Back

A metallic or silicate-rich object that orbits the Sun.

Tags

NGSS.MS-ESS1-3

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Smog

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Air polluted with hydrocarbons and nitrogen oxides.

Tags

NGSS.MS-ESS3-2

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Dwarf Planet

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An object that is spherical in shape, orbits the Sun, is not a satellite, and has not cleared its orbit of debris.