Your brain is 80% water.
525
Cold water weighs more than hot water.
93
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Pure water (H2O) does not conduct electricity on its own.
46
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Diamonds can be shattered with a hammer.
-104
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9