MDMD(5)----Chap 15 Questions

[Matthew P Wiener]

>Most examples of gravity assume a featureless sphere. If you start
>getting serious, you do need to account for mountains and other
>features (such as the fact Earth is not a sphere but somewhat
>pear shaped -- oblate spheriod I think).

In the latter half of the 18th century, proving these effects really
existed was Big Science.
--
-Matthew P Wiener (weemba at sagi.wistar.upenn.edu)