The earth is approx. 6,588,000,000,000,000,000 tons.
175
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The average home creates more pollution than does the average car.
33
According to studies, men change their minds two to three times more often than women.
72
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
One 75-watt bulb gives more light than three 25-watt bulbs.
57
In zero gravity, a candle's flame is round and blue.
16