Tim Auton wrote:
Sjouke Burry wrote:
Nelson wrote:
The average radius of the Earth is 6,374kilometres.
The volume of a sphere is 4/3phi r3
Pressure at the surface is 760mm of mercury.
The density of mercury is 13.5
Please calculate the weight of the Earth's atmosphere and compare
answers

Why??

So that Nelson can get an A on his homework.

But why Mercury?