According to “Bad Astronomer” and erstwhile Doper Phil Plait, the Earth does not fit the roundness specs for billiard balls (number 2 on the list). It is smooth enough, otherwise.
According to “Bad Astronomer” and erstwhile Doper Phil Plait, the Earth does not fit the roundness specs for billiard balls (number 2 on the list). It is smooth enough, otherwise.