Question 1
Wegener suggested that the ________.
◦ oceanic lithosphere was heavier than continental lithosphere
◦ continental lithosphere was heavier than oceanic lithosphere
◦ thick continents moved through the thinner ocean crust.
◦ asthenosphere was molten
Question 2
Oceanic crust has a ________ composition and therefore is ________- than continental crust.
◦ mafic; heavier
◦ felsic; lighter
◦ felsic; heavier
◦ mafic; lighter