Pumice is the only rock that floats on water.
14
Hot water can freeze faster than cold water.
181
The sun is 330,330 times larger than the earth.
75
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
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
A ball of glass will bounce higher than a ball made of rubber.
73
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55