The average home creates more pollution than does the average car.
33
A ball of glass will bounce higher than a ball made of rubber.
73
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
One barrel of petroleum holds 42 gallons.
20
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Sound travels fifteen times faster through steel than through air.
134
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