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10. It has one moon.
9. It is the only planet known to support life. yourself
8. Plants and cyanobacteria contribute ozygen to the atmoshpere.
7. It has an orbit period of 365.24 days.
6. As a result of carbon dioxide not building up in its atmosphere, solar heat is allowed to escape and life on this planet is possible.
5. Earth is the third planet from the sun.
3. It is the fifth largest planet.
2. It has had an extremely active geologic history.
1. Earth has an average temperature of about 14 degrees Celsius.
4. Earth is the only planet in the solar system known to have oceans of liquid water.
emilyjanem added this comment 2008-05-04 15:07:02-05:00
I really Like this it's original =] And factual which is nice =] xoxo
emilyjanem added this comment 2008-05-04 15:07:02-05:00
I really Like this it's original =] And factual which is nice =] xoxo