The encounter occurred as a result of european
explorers crossing the
(1) atlantic ocean
(2) sahara desert
(3) andes mountains
(4) mediterranean sea

Based on the information in the graph, what can you conclude about humans in the world in general?

Find the coordinates of a if b(-9,-10) is the midpoint of ac and c has the coordinates of (-1,9)

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