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vocabulary stars pla

TermDefinition
Rotate: To spin around an axis.
Axis: An imaginary line that runs through the center of Earth from the North Pole to the South Pole.
Revolve: To travel in a closed path around the sun.
Orbit: An object's path in space around another object.
Moon: A small planet-like body that revolves around Earth rather than the sun.
Phases: As the moon revolves around Earth, different amounts of its lit surface can be seen.
Solar System: Is a group of objects in space that orbit a star in the center, plus the star itself.
Planet: Is a large object that revolves around a star in a clear orbit.
Dwarf Planet: Also revolves around a star, but its path is not clear of other objects.
Comet: A ball of rock, ice and frozen gases.
Star: A huge ball of superheated gases.
Sun: A star that is at the center of our solar system.
Constellation: A group of stars that form an imaginary picture in the sky.
Galaxy: A huge system of gases, dust, and stars.
Universe: Everything that exists in space.
Created by: user-2046970
 

 



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