Which of Newton's laws states that for ever action, there is an equal and
opposite reaction? *

the atomic mass is the bottom number on the element.

-steel jelly

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:

with this one i know the answer in craters one reason i looked it up and i learned about it there is my evidence

gold is my favorite solid.