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8th Science U5

DefinitionTerm
The spin of a body on its axis rotation
The time required for Earth to orbit once around the sun year
The point at which the sun is as far north or as far south of the equator as possible solstice
The moment when the sun appears to cross the celestial equator equinox
The time required for Earth to rotate once on its axis day
A division of the year that is characterized by recurring weather conditions and determined by both Earth’s position in its orbit around the sun. season
The motion of a body that travels around another body in space; one complete trip along an orbit. revolution
Imaginary line passing through the center of a planet that the planet spins around axis
System of imaginary half-circles on Earth’s surface that end at the poles, used to describe position east and west, with 0° at the prime meridian longitude lines
System of imaginary circles on earth’s surface that are used to describe position north and south of the equator latitude lines
The angle between an object's rotational axis and its orbital axis tilt
The point on a planet's elliptical orbit at which it is furthest from the Sun. aphelion
The point in a planet's orbit when it is nearest to the Sun. perihelion
The point in the sky or celestial sphere directly above an observer. zenith
The point on the celestial sphere directly below an observer. nadir
Created by: ashaver
 

 



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