The line graph below shows the average amount of dissolved nutrients in a 1 point body of water each year from 1998 to 2003. Which human activity most
likely affected this body of water between 2000 and 2003? *
The amount of rainfall will increase.
Rivers may be contaminated by sewage.
Light pollution in the town may decrease.
People will develop more farms in the town.
pLZ hel

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation: