No The Ocean Is Not
Yes - water flows from a higher elevation to a lower elevation. That's why a lot of rivers flow from South to North
No, rivers can have different elevations. If all rivers had the same elevation, there would be a lot fewer waterfalls!
In Virginia most rivers run downhill. Or: The water in most Virginia rivers is wet. Or: Fish live in Virginia's rivers. Or: The mouth of Virginia rivers is at a lower elevation then the source. Or: No recorded Virginia river runs uphill. Or:
No the definition of a river is fresh water running from higher ground to lower usually ending up in the ocean.
lower elevation
youthful stream
Rivers streams rapids
Florida has lower elevation than Tennessee. Florida's lowest point of elevation is sea level at the Atlantic Ocean and at the Gulf of Mexico. Tennessee does not have any point of elevation at sea level.
Lower in elevation.
The elevation of Antarctica -- or any continent -- near the ocean is sea level.
the elevation of the ocean is currently unknown
rain, snow, and melting ice add fresh water to the ocean, lowering the salinity there. Salinity is also lower near the mouths of large rivers. These rivers empty great amounts of fresh water into the ocean.