<em>The bombing of Hiroshima and Nagasaki was done by </em><em>The United States </em><em>as this was the first and only time atomic weapons have been used in war. It came with great cost, but it did save more lives by ending the war quicker.</em>
Contour Lines. A perceived line that marks the edge of a figure as it curves back into space. Contour lines are created by the edges of things. Contour lines are lines that surround and define the edges of a subject, giving it shape and volume