Is there Extraterrestrial Life

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Is there Extraterrestrial Life?

• By Zachary Arrick

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Preview

• Earths Unique Properties
• Drake
• Fermi
• Life in Our Solar System?
• Conclusions

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Earths Properties

• Large Moon
• Plate Tectonics
• Placid Sun
• Salubrious Atmosphere

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Are these properties essential to life, or merely
a coincidence?
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Earths Other Properties

• Optimal distance to sun
• Not too hot or cold, but Just Right
• Ideal Size
• Not jovial or without atmostphere but Just
  Right

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Earth is right in the middle
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Here too!
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Drakes Equation
N R fp ne fl fi fc L
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Can also be considered
Very Complicated
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Fermis Paradoxes
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• Where is everybody?
• If there is extraterrestrial life, how come they
  havent conquered the universe yet?
• How long does it take? Not that long.

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• What is blocking galactic civilization?
• Too expensive to colonize
• Too sophisticated for us to notice?

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Life on Mars?
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Conclusions

• No evidence does not mean no life.
• The truth is out there.

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Sources

• http//jvsc.jst.go.jp/universe/et_e/index_e.htm
• http//images.google.com/images?qfrankdrakeieU
  TF-8oeUTF-8hlenbtnGGoogleSearch
• http//www.seti.org/seti/seti_science/rare_earth/r
  are_earth.html
• http//images.google.com/images?qearthsvnum10h
  lenlrieUTF-8oeUTF-8start40saN
• http//images.google.com/images?qearthsvnum10h
  lenlrieUTF-8oeUTF-8start20saN
• Ulmschneider, Peter. Intelligent Life in the
  Universe. New York Springer, 1965.

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