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Title: Astronomy Book Vocabulary

Description: Chapter 1/Section 1

Total Flash Cards: 10

Created: 06/13/2005 11:27:19

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Cards

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



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