A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Pumice is the only rock that floats on water.
14
One third of the electricity produced on earth is used to power electric light bulbs!
75
4.5 pounds of sunlight strike the Earth each day.
27
German chemists made a replica of a trophy the size of one molecule.
68
The only letter not appearing on the Periodic Table is the letter "J".
180
Balsa wood is classified as a hard wood!
41
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6