What two oceans surround this area of the world?
a)atlantic and pacific
b)pacific and indian
c)indian and arctic
d)atlantic and indian

Which of the following statements best explains the relationship between medicines and concerns about the shrinking of the amazon rainforest?

Which evidence is most likely used to indicate the beginning of solar system formation? a. materials combined to form a mass. b. materials were pulled together by gravity. c. water condensed and collected to form oceans. d. different species of microorganisms lived on earth.

Where the main factor that enabled the growth of cities and civilizations was the existence of