Use the drop-down menus to complete the sentences. The smallest watershed listed is the watershed.
A tributary that flows into the Chowan watershed is the River.
The James River watershed is square miles.

A covalent bond consists of the mutual sharing of one or more pairs of electrons between two atoms. These electrons are simultaneously attracted by the two atomic nuclei. A covalent bond forms when the difference between the electronegativities of two atoms is too small for an electron transfer to occur to form ions.