10 Interesting Fs about Earth

From Earth once being the center of the universe, to the integral troposphere that supports all life, we countdown 10 Interesting Fs about Earth. \r
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Top 10 Interesting Fs about Earth:\r
#10 Earth was formed 4.54 billion years ago.\r
#9 In 1543 the corrected sun centered model of the solar system was made.\r
#8 The troposphere is the reason why we exist.\r
#7 70% of earths surface is water.\r
#6 There is 365.2564 days each year.\r
#5 There are 1,305 human-made satellites.\r
#4 The Holocene Epoch period started 11,700 years ago.\r
#3 Time slows down. Millions of years ago there was 20 hrs in a day. \r
#2 Earth was once a burning magma ocean. \r
#1 There is approx. 1,000 tons of space debris every year. \r
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Music:\r
Bensound.com\r
Odyssey by Kevin MacLeod (incompetech.com)\r
Licensed under Creative Commons: By Attribution 3.0\r
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