2 ms·
> a very thin film of water on a wet billiard ball You're right. The average depth of the ocean is about 4km, while the earth's radius is about 6371km.
by b_emery 14y ago
> a very thin film of water on a wet billiard ball
You're right. The average depth of the ocean is about 4km, while the earth's radius is about 6371km.