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13.6: Inner versus Outer Planets

Difficulty Level: Basic Created by: CK-12
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Vocabulary

inner planets

inner planets

Or terrestrial planets: Four solid, dense, rocky planets that are inside the asteroid belt: Mercury, Venus, Earth, and Mars.
outer planets

outer planets

Or gas giants: Four large outer planets composed of the gases, hydrogen and helium, and are beyond the asteroid belt in our solar system: Jupiter, Saturn, Uranus, and Neptune.
planetary rings

planetary rings

Rings of dust and rock encircling a planet in a thin plane.

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Description

Difficulty Level:

Basic

Grades:

6 , 7

Date Created:

Jan 04, 2013

Last Modified:

Feb 04, 2016
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SCI.ESC.930.2.L.2

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