FAST FACTS about EARTH:
circumferance: 24,901.5 miles
diameter: Nearly 8,000 miles
surface area: 196,935,000 sq miles
percent of earth's ocean approximatly 70% *
percent of earth's land: approximatly 30%
highest point:Mt Everest 29, 028 above sea level
lowest point: Dead Sea 1,302 below sea level
* of the 70 percent of water; 97 percent is salt water,
3 percent is fresh water
The EARTH is made of the following CHEMICAL ELEMENTS:
oxygen 46.6 %
aluminum 8.1
iron 5
sodium 2.8
magnesium 2.1
calcium 3.6
potassium 2.6
silicon 27.7
other 1.5
Here is an example of how long it takes garbage to break down:
plastics take 500 years
aluminum cans take 500 years
organic materials take 6 months
cotton, rags, and paper take 6 months.
Other Interesting FACTS:
Earth is referred to as the BLUE PLANET. WHY? Because from space,
the oceans combined with our atmosphere make our planet look blue.
-Earth is estimated to be
3-5 Billion Years old.
-Earth is estimated to weigh 6,585,600,000,000,000,000,000 tons.
-The area of the earth is almost 200 million square miles.
-Earth travels through space at 66,700 miles per hour.
-Earth's oceans are an average of 2 Miles deep.
-Earth's rotation on its axis makes a day at 24 hours...
-Earth's orbit around the sun makes a year at nearly 365 and 1/2 days
-Earth is tipped at 23 and 1/2 degrees in orbit. That axis is what causes our
seasons.
-Antarctica is the coldest place on earth. The whole continent is ICE!
-Only 11 percent of the earth's surface is used to grow food.
-Breeze carries about 100 Million tons of sand particles around the earth
yearly.
That means if you live in America-you could have Sand that came from the Gobi
desert in China.
