# Physics Problem 6.20

posted by
**Michael Moskvich**
.

The center of a 1.10 diameter spherical pocket of oil is 1.10 beneath the Earth's surface.

Estimate by what percentage directly above the pocket of oil would differ from the expected value of for a uniform Earth? Assume the density of oil is 8.0*10^2kg/m^3.

Δg/g = ? %