started of as a rock,kept getting bigger,melted and cooled,plate movement,first small rocks,once uninhabitable,dinosaurs later,thin crust,billions years old,there were dinosaurs,lava and rock,pangea,forming and melting,was made from rocks.,once a molten planet,melted lava,big bang,minerals collided,pangaea was formed,formed from the sun,continentsdriftapart,earth's plates moved,rocks got smashed,started from rocks,supercontinet,started from a rock,cooling from inside,gravity formed it,continental drift,cooling inside out,became bigger,dinosaurs die out,continentpangeasplit,its almost a pheare.,millions of years,all continents wer 1,the continentsmoved,earth once thinner,pangea one continent,came from meteor,its almost a sphere,all of them,30 million years,formed years ago.,core is solid.,hi,started as a rock,once was rock,all continents were1,