Wednesday, February 23, 2011

facts on Earth

  • The Earth's atmosphere is 77% Nitrogen.  
  • Earth is the third planet from the sun.  
  • Earth is fifth largest.  
  • Earth is 70% water!
  • Earth has one moon and no rings.
  • Earth is the only planet that we know that has life.
  • There are 365 days in a year.
  • There is 24 hours in a day
  • Earth is 4.6 billion years old
  • Earth and Mercury are the two most dense planets 
  • Earth is the only planet not named after a mythical god.

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