The origin and evolution of the universe, origin of life and water

The origin and evolution of the universe, origin of life and water

1. The origin of universe

   • Theories
     • Bing Bang
       • A very bing explosion occurred nearly 20 billion years ago
         • This big explosion was named "The Bing Bang"
     • Steady States
       • It can concluded that the overall size of mass of the observable universe
     • Pulsating
       • States that the universe is pulsating

2. The origin of life

   • The air was very toxic
   • Started about 4.6 billion years
   • Paleozolic
     • Cambrian
     • Ordovician
     • Silurian
     • Devonian
     • Carboniferous
     • Permian
   • Everythimg began in Pre-Cambrian

3. The origin of the water

   • Studies have concluded that asteroids are most likely the primary source of Earth's water
     • Carbonaceous chondrites
       • Which are a subclass of the oldest meteorites in the Solar System
       • Have isotopic levels most similar to ocean water

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