The geography around the nile river contributed to the growth of civilization by
a. protection from invaders
b. providing rich soil
c. providing a frost-free environment
d. all of the above

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.

What structure on the south african coast has a range of 63 km and releases flashes every 30 seconds?

What causes heat transfer in fluids