The earth is approx. 6,588,000,000,000,000,000 tons.
175
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
One third of the electricity produced on earth is used to power electric light bulbs!
75
The smell of freshly cut grass is actually a plant distress call.
31
Scientists aren't sure what color dinosaurs were.
312