Portraits of the solar system

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Jupiter
Saturn
Uranus
Pluto
Neptune
Mercury
Mars
Venus
Earth
Asteroid belt
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Sun spots, 21-25 Feb. 2004
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Magnetic storm in the Sun22.10.03 1000-1800
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Diameter
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NGC3603
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Chondritic Meteorite (thin section)Undifferentiat
ed Matter
4600 million year old
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Meteorites
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Na
H
Ca
Hg
Ne
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Degassing
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Moho
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Composition Crust (granite-cont./basalt-ocean) M
antle (ultramafic) Core (iron-nikel)
Mechanical State Lithosphere (solid) Asthenosphe
re (upper mantle, partly molten) Lower mantle
(solid) Outer core (liquid) Inner core (solid)
Moho
D
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Upper part of the Earth
P-waves
6 km/s
Moho
8 km/s
Mohorovicic discontinuity Sharp velocity
increase, caused by composition difference
between MgFe rich (mafic) mantle and NaKAl
rich crust
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Crust
Moho
Mantle
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Mantle Convection Simulation
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Stromatolites The Earliest known fossils, 3.8
b.y.
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Stromatolites Cyanobacteria, Architects of
earth's atmosphere
Modern analogue in Australia
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Cyanobacteria in hot springs, Dead Sea
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Uniformity A basic work hypothesis

• The Present is the key to the past

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First building materials of life
Miller-Urey experiment
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First building materials of life
Miller-Urey experiment
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Evolution of Earths Atmosphere
Fossil bacteria
Eukaryotes
Human contribution
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Banded Iron FormationsEarliest Evidence for
Oxidizing Atmosphere