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Planetary Motions

Rotation, Revolution, and Seasons

QuestionAnswer
Revolution - The motion of a body as it orbits another body in space.
Year - The amount of time for a given body to revolve around the sun one time and for Earth to go through all four seasons.
Orbit - The path a body takes as it travels around another body in space.
Tilt - An angled position (Earth 23.5 degrees).
Seasons - Is a division of the year, marked by changes in weather, ecology, and hours of daylight based off the amount of direct or indirect sunlight.
Summer - The season the hemisphere is having when Earth is tilted toward the Sun and there is more direct sunlight.
Winter - The season the hemisphere is having when Earth is tilted away from the Sun and there is less direct sunlight.
Axis An imaginary line that passes through a planet on which it spins
Day The amount of time for a given body to make one complete turn on its axis
Rotation The spinning motion of a body on its axis
Created by: smaceach
 

 



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