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20-1
Bonnie Branch 6th Grade - 20-1 / Observing the Solar System
Term | Definition |
---|---|
geocentric | A description of the solar system in which all of the planets revolve around Earth. |
heliocentric | A description of the solar system in which all of the planets revolve around the sun. |
inertia | The tendency of a moving object to continue in a straight line or a stationary object to remain in place. |
ellipse | An elongated circle, or oval shape; the shape of the planets’ orbits. |