Homework Statement
The polar ice caps contain about 2.3x10^19 kg of ice. This mass contributes essentially nothing to the Earth's moment of inertia becuase it's located near the poles. Estimate the change in the length of one day if the caps were to melt and redistribute evenly over the...
Homework Statement
A picture shows a sphere of radius R, mass m, sliding from rest down a bowl. At the bottom of the bowl the mass begins rolling with μ(s). Find an expression for how high it rolls up the other side of the bowl(y).
Homework Equations
PE=KE
f(s)=F(normal)(μs)
PE=mgh...