Question 9 multiple choice worth 3 points) with the discovery of magnetic reversals, there was evidence that the sea floor could create new continental crust. the seafloor contains alternate bands of minerals. only seafloor (oceanic) crust was capable of drifting. the sea floor was younger away from spreading centers. the seafloor contained a mechanism for plate tectonics.

the sea floor contained a mechanism for plate techtonics

Explanation:

i took the quiz

the correct answers are:

a - pacific plate;

it is the biggest oceanic tectonic plate. surrounded on all sides by continental tectonic plates, it is submerging and gradually becoming smaller and smaller.

b - north american plate;

huge continental plate, occupying big portion of the northern hemisphere.

c -eurasian plate;

alongside the north american plate, it is one of the two dominant continental plates in the northern hemisphere.

d - indian plate;

a small continental plate, that has been part of gondwanaland initially, but after the break up of it, moved towards northeast and pushed into the eurasian plate that was once part of laurasia.