Which two factors are most important to the existence of plate tectonics on earth?

primary groups shape your individual development

explanation:

tocharian and anatolian were belaved to become extinct during the ninth century. =)

explanation:

on august 6, 1945, just days after the potsdam conference ended, the u.s. bomber enola gay dropped the uranium bomb known as “little boy” on the japanese city of hiroshima. despite its devastating effects, japan didn't offer unconditional surrender right away, as the united states had hoped.