Difference between revisions of "Earth"
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[[category:Planets]] | [[category:Planets]] | ||
Revision as of 17:51, 12 November 2012
Earth is the third planet from the Sun orbiting at a distance of approximately 149 million km. Earth, the third planet from the Sun (after Mercury and Venus), is the home planet of mankind and the most beautiful of all.
Physical
It has a natural magnetic field (which Mars has not) that protects from solar wind.
Sociological
The population on Earth is around 7000000000 persons, increasing exponentially.
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