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Inner/Outer Planets
Bonnie Branch 6th Grade - 20-3 / 20-4 / Inner & Outer Planets
Term | Definition |
---|---|
terrestrial planets | “inner planets” - Mercury, Venus, Earth, Mars |
retrograde rotation | The spinning motion of a planet from east to west, opposite the direction of rotation of most planets and moons |
greenhouse effect | The process by which heat is trapped in the atmosphere by water vapor, carbon dioxide, methane, and other gases that form a “blanket” around Earth |
gas giants | “outer planets” – Jupiter, Saturn, Neptune, Uranus, Pluto |