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how we come to realize that the earth is not the center of t

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Monique Quera Monungolh

on 6 September 2015

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Transcript of how we come to realize that the earth is not the center of t

the earth is not the center of the universe!
Explain what the Greeks considered to be the three types of terrestrial motion.
Explain what is meant by diurnal motion, annual motion and precession of the equinoxes.
3 types of
terrestrial motion
motion with respect to quality
motion with respect to quantity
motion with respect to place
diurnal motion
is an astronomical term referring to the apparent daily motion of stars around the Earth, or more precisely around the two celestial poles.
annual motion
The Ecliptic
The Obliquity of the Ecliptic
Constellations of the Zodiac
Length of the day
Annual Motions reflect the Earth's orbit around the Sun:
precession of the equinoxes
The equinoxes moved westward along the ecliptic relative to the fixed stars, opposite to the yearly motion of the Sun along the ecliptic.
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