Sound travels about 4 times faster in water than in air.
408
4.5 pounds of sunlight strike the Earth each day.
27
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
One ragweed plant can release as many as one billion grains of pollen!
51
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117