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1.1f   the origin and fate of the universe
 

1.1f the origin and fate of the universe

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    1.1f   the origin and fate of the universe 1.1f the origin and fate of the universe Presentation Transcript

    • The Origin and the Fate of the Universe
      1.1f
      No Excuses, Just Results!
      Show-up, Engage & Produce
    • Meaningful Class Participation and Effort
    • ACHIEVE South High School
    • The Red Shift
      No Excuses, Just Results!
      Show-up, Engage & Produce
    • Timeline of the Expanding Universe
      10-6
      Hydrogen and helium nuclei form (100 sec. after the big bang)
      10-4
      10-2
      100
      10
      102
      104
      106
      108
      First atoms form
      First galaxies form
      1010
      Our solar system form
      Present (15 billion years)
      No Excuses, Just Results!
      Show-up, Engage & Produce
    • Fate of the Universe depends on mass
      If there is not enough mass in the universe, the gravitational force will be too weak to stop the expansion, so the universe will expand forever.
      No Excuses, Just Results!
      Show-up, Engage & Produce
    • Fate of the Universe depends on mass
      If there is just the right amount of mass, the expansion will continually slow down but never stop completely.
      No Excuses, Just Results!
      Show-up, Engage & Produce
    • Fate of the Universe depends on mass
      If there is more mass, gravity will eventually win out over the expansion and the universe will start to contract until it collapses back to a “big crunch”.
      No Excuses, Just Results!
      Show-up, Engage & Produce