What should you check to decide if a speed is safe for your boat?

What natural resource from west africa had a significant im pact on the growth of ghana

This is the name given to the uprising of carolinas colonist against corrupt colonial officials from 1764 to 1771, and is considered by many historians to be a major catalyst for american revolution.

"we do not ride on the railroad; it rides upon us," thoreau writes (par. 2). name an "improvement" in contemporary life that is supposed to represent progress but that you think has had a negative impact overall. describe its impact. has it had any benefits?