Nile River: The Nile River flows north because of
elevations.
*

The Nile flows north because north is downhill. Rivers flow "downhill" to sea level (generally speaking; some end in other bodies of water or join another river. The land falls away towards the north, thus the river flows north until it reaches the Mediterranean Sea at the Nile Delta.

Explanation:

3,724 feet, or 3,955 miles to the center of the Earth

Explanation:

no the answer is c only objects touching the earth's surface can be acted upon by an outside force