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Unit 3 Lesson 1

Historical model of solar system

Elliptical using or involving ellipsis, especially so as to be difficult to understand.
Geocentric earth centered
Gravitational force he force of attraction between all masses in the universe; especially the attraction of the earth's mass for bodies near its surface; "the more remote the body the less the gravity"; "the gravitation between two bodies is proportional to the product of th
Heliocentric sun centered
Moon the natural satellite of the earth, visible (chiefly at night) by reflected light from the sun.
Orbit the path that a body follows as it travels around another body in space
Planet A relatively large spherical body that orbits a star
Solar system The sun and all of the planets and other bodies that travel around it
Parallax An apparent shift in the position of an object when viewed from different locations.
Created by: 4801818503