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Constellation
A set of stars that creates a recognizable pattern
Precession
A slow movement of the axis of a spinning object
Ecliptic
Apparent path of the sun through the celestial sphere
Asterism
a portion of a constellation
Atomic Spectrum
Unique set of colors given off by an excited atom
Wavelength
distance between two waves
Provide three pieces of evidence that the earth is round
Provide three pieces of evidence that the geocentric model is incorrect
RAA 22H 57m to 3H 41M / Dec 77.7 to 48.6
Cassiopeia
RAA 3H 23m to 5H 53M / Dec 31.1 to -1.35
Taurus
Why do we have seasons here on earth
The earth is tilted (Toward the sun in the summer, and away in the winter) (We are farther from the sun in the summer)
Mean Solar Day
The time between successive crossings of the upper Meridian by the sun
Sidereal Day
Time it takes for the vernal equinox to move all the way around the earth (about 23 hours and 56 minutes)