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Unit 3 Lesson 1

TermDefinition
Elliptical using or involving ellipsis, especially so as to be difficult to understand.
Geocentric describes something that uses earth as a reference
Gravitational force Newton's law of universal gravitation states that any two bodies in the universe attract each other with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them.
Heliocentric sun centered
Moon the natural satellite of the earth, visible (chiefly at night) by reflected light from the sun.
Orbit a path that a body follows as it travel around another body in space
Planet a relatively large spherical body that orbits the star
Solar System A sun and all of the planets and other bodies that travel around it
Created by: 4804155474
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