112-pp3 - UNIVERSITY OF SOUTH ALABAMA Quiz One (10:10-10:15...

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1 Quiz One (10:10-10:15 AM) GY 112: Earth History Lecture 2: Origins Part 2: The Earth Moon System UNIVERSITY OF SOUTH ALABAMA Last time we covered… The scientifically accepted ages of the Universe, Sun, Earth/Moon and how these ages were determined The “Big Bang” hypothesis The roles of gravity, supernovas and fusion in the formation of galaxies, stars and planets The planets of the solar system and their basic compositions Today’s Agenda 1. Formation and differentiation of the Earth (Hot and Cold Accretion) 2. Formation of the moon (4 hypotheses) 3. Transgressions and regressions Origins Part 2: The Earth/Moon System (Web Lecture 3) Source: ht p:/ www.solarviews.com/eng/solarsys.htm You are here! The Solar System
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2 Source: ht p:/ www.solarviews.com/eng/solarsys.htm You are here! The Solar System Us! The Earth Astronomy picture of the day (http://antwrp.gsfc.nasa.gov/apod) Age: 4.6 Ga Composition: rock/metal Planet Diameter: 12,756 km Mass: 6x10 24 kg Distance from Sun: 150
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112-pp3 - UNIVERSITY OF SOUTH ALABAMA Quiz One (10:10-10:15...

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