Which ocean is located between asia, africa, and australia?
a. the atlantic ocean
b. the arctic ocean
c. the indian ocean
d. the pacific ocean

The difference(s) between the grand canyon and valles marineris is/are: (a) the grand canyon was formed by water, but valles marineris was not. (a) valles marineris is much longer than the grand canyon. (c) valles marineris is much wider than the grand canyon. (d) valles marineris has large volcanoes near it. all of the above

Explore the ways that boundaries influence identity, interaction and exchange. things to consider: what is the race/ethnicity. how easy is it to interact/trade with others.

How do oceanographers measure the salinity of ocean water?