1. worldOnly 10% of the world’s population lives in the Southern Hemisphere 
  2. The island that has existed the longest is Madagascar which separated from India perhaps 85 to 90 million years ago, after the two had split off from Antarctica about 125 million years ago making Madagascar the world’s oldest island.
  3. About 11% of Earth’s land surface is used to grow crops
  4. The Eiffel Tower gets about six inches taller in the summer heat
  5. The sun compromises about 99% of the total mass in our solar system
  6. It can take a photon 40,000 years to travel from the core of the sun to the surface, but only 8 minutes to travel the rest of the way to earth.
  7. Two-Thirds of the people on Earth have never seen snow
  8. 1/4 of the
    land area in Los Angeles is taken up by automobiles 
  9. About 80% of the Earth, that which is found above and below the surface, is made of volcanic soil.
  10. The Earth’s plates move just a few inches a year—about as fast as a person’s fingernails grows.  This continental pattern predicts that 250 million years from now, a new supercontinent will be born.