The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
In zero gravity, a candle's flame is round and blue.
16
The force of a suction cup is calculated using F=AP.
15
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
Aluminum used to be more valuable than gold!
84
Indoor pollution is 10 times more toxic than outdoor pollution.
62
One cubic foot of gold weighs more than 1,200 pounds!
78