6G Unit 2
Terms in this set (14)
The study of the universe and everything in it
All of space and everything in it
A giant cloud of stars and other objects (may contain billions of solar systems)
A group of planets and other objects that orbit around a star.
An object that is at the center of a solar system and gives off its own light.
An object that orbits a star
An object that orbits around a planet
A force that pulls any two objects together
(depends on MASS and DISTANCE between the objects)
The motion of an object around another object.
The time it takes an object to complete its orbit (revolve once)
The motion of an object spinning on its axis
The time it takes an object to rotate once on its axis
When the shadow of the Earth blocks the sun's light from reaching the moon
Occurs during: Full moon
When the Moon passes directly between the Sun and Earth and casts a shadow over part of Earth
Occurs during: New moon
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