The Sun and the Seasons

The sun and the seasons

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Unformatted text preview: The Celestial Sphere Sun’s Motion Diurnal Motion Earth’s rotation is causing the day/night cycle. The Sun and Its Motions Due to Earth’s revolution around the sun, the sun appears to move through the zodiacal constellations. The Sun’s apparent path on the sky is called the Ecliptic. Equivalent: The Ecliptic is the projection of Earth’s orbit onto the celestial sphere. The Sun and Its Motions Due to Earth’s revolution around the sun, the sun appears to move through the zodiacal constellations. The Sun’s apparent path on the sky is called the Ecliptic. Equivalent: The Ecliptic is the projection of Earth’s orbit onto the celestial sphere. The Sun and Its Motions Due to Earth’s revolution around the sun, the sun appears to move through the zodiacal constellations. The Sun’s apparent path on the sky is called the Ecliptic. Equivalent: The Ecliptic is the projection of Earth’s orbit onto the celestial sphere. Diurnal Motion Days add up to seasons and years. The daily east-west motion also adds. Look at the compass directions as labeled on your equatorial map. Which way is the Sun moving? The Sun and Its Motions The Sun’s apparent motion is west to east, causing an apparent, seasonal migration of the constell...
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