Why is the Density of Water 1 Gram per Cubic Cm?

Most recent answer: 06/26/2010

Q:
WHY IS IT THAT WATER(H2O) IS THE ONLY LIQUID THAT HAS A DENSITY OF 1 GRAM PER CENTIMETER CUBE. AND IS THERE ANY LIQUID THAT HAS THE SAME DENSITY OF THAT OF WATER?
- RAHUL (age 12)
BANGLORE,KARNATAKA,INDIA
A:

I think it was defined that way on purpose: . Mike W.

(published on 06/26/2010)