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Earth, moon and sun

Marking period two science word bank

Rotation The act of spinning or turning on an axis
Axis An imaginary line that runs from a planets north pole to its south pole on which a planet rotates
Revolution The act of moving in a curved path or orbit around another object
Day Length of time it takes for a planet to rotate once on its axis
Year Length of time it takes for a plant to make one complete revolution around the sun
Time zones One of the 24 standard zones into which earth is divided, corresponding to 24 hours in a day
Orbit Path and object takes when it is revolting around another object
Ellipse An elongated circle; oval
Horizon The point where the sky appears to meet the ground
Sunrise One any part of the sun's desk becomes visible above the horizon
Sunset When the sun is completely disappears behind the horizon
Created by: Aweir302