On 10/3/2015 10:16 AM, clipka wrote:
>> This is also true for our own Earth in fact. Local variations of the
>> >gravitational field make the oceans' surface vary by several (tens of)
>> >meters, sometimes over quite short distances.
> I did know/that/  - but tens of meters is still quite a shot from a
> kilometre.
>

It certainly is. Mind boggling actually.

> But did you also know that fast-flowing rivers are higher in the middle
> than at the banks - sometimes by as much as half a meter?
>

Not the value but I am sure you can see it, on some rivers.


-- 

Regards
     Stephen

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