60
60
Lake Superior and Lake Shanghai.
Lake Erie, Lake superior, lake Huron
yes
the tide of the lake rises due to rain, thus more flow in the rivers.
Because...
yes, usually :]
It is the highest point in Ohio rivers north of it flow into Lake Erie Rivers South of it flow into the Ohio River.
The divide separates how the rivers flow from one place to another. In the northern part of the divide, the rivers flow to Lake Erie, while in the southern part of the divide, the rivers flow to the Ohio river.
There is no "Superior River" listed as a river. Rivers that flow into Lake Superior (largest Great Lake) include: Bois Brule River Kaministiquia River Knife River Michipicoten River Nemadji River Nipigon River Pic River Pigeon River Poplar River Rock River St. Louis River White River
Lake Superior and Lake Michigan both flow into Lake Huron, which flows into Lake Erie, which flows into Lake Ontario.