3) Without the ability to grow and sell tobacco, the early American colonies may not have survived. Now we know that tobacco is
harmful. If colonists knew it was harmful then, would it have been
right for them to sell it anyway? Explain your thinking.

Which are evidence of the seafloor spreading? a. molten material b. magnetic stripes c. continental material d. drilled core samples e. ocean water samples

The ozone hole is at its biggest each year in the ? hemisphere in the ? season.

The world wars of the twentieth century immediately led to a. the establishment of a communist bloc in eastern europe b. the urbanization of europe’s societies c. an emphasis on humanism d. an emphasis on ties to greek and roman societies select the best answer from the choices provided. a b c d