during the 1960 scientist were already equipped with the gadgets needed to explore the deep ocean what discovery about the ocean what discovery about the ocean floor is associated with the seafloor spreadingA. mountains are dencer than the mantle
B.the rotational poles of the earths have migrated .C.the crust of the continents ia more dense than the crust of the oceanD. the crust of the ocean is very young relative to the age of the crust of the continents
Salamat daan hhee​