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Earth in Space

Bonnie Branch 6th Grade - 19-1 / Earth in Space

TermDefinition
astronomy The study of the moon, stars, and other objects in space
axis An imaginary line that passes through Earth’s center and the North and South poles, on which Earth rotates
rotation The spinning motion of a planet on its axis
revolution The movement of an object around another object
orbit The path of an object as it revolves around another object in space
latitude The distance north or south from the equator, measured in degrees
solstice The two days of the year on which the noon sun is directly overhead at either 23.5° North or 23.5° South latitude
equinox The two days of the year on which neither hemisphere is tilted toward or away from the sun
vernal equinox The day of the year that marks the beginning of spring in the Northern hemisphere
autumnal equinox The day of the year that marks the beginning of fall in the Northern hemisphere
Created by: kjanelli
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