A cubic yard of air weighs about 2 pounds at sea level.
31
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
One ragweed plant can release as many as one billion grains of pollen!
51
A ball of glass will bounce higher than a ball made of rubber.
73
Pure water (H2O) does not conduct electricity on its own.
46
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
According to studies, men change their minds two to three times more often than women.
72
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11