name 2 types of tectonic plates
the earths crust is made out of very large peices called ...
what was the continent called before the tectonic plates moved
what happens if an oceanic plate meets a continental plate
what was the name of the scientist that suggested continental plates move
why did other scientists not beleive alfred wegener when he suggested that plates moved to form the continents?
what did scientists use to beleive before people knew about plate tectonics
what made scientists eventually beleive wegeners ideas?