2. Alfred Wegener, german scientist, graduated with a Ph.D in asthrophysics from the XXXXXXXXXX of Berlin XXX XXX a keen fascinations about XXXXXXXXXX,proposed a hyphothesiswhich explains the causes XXXX gave origin to XXX XXXXXXXXXX' XXXXXXX XXXXXXXX. XXXXXXXXXXXX ridiculed XX the scientific community, XXXXXXX he XXXX't have XXXXXX evidence XX XXXXXXX it.
3. In the 1960s, scientists actually confirmed XXXX XXXXXXXXXXXXXXXXX XX the XXXXX Tectonics XXXXXX, which was XXXXXXXX by almost XXX geologists.
4. XXX XXXXX Tectonics theoryXX XXX one that XXXXXXXXX planet Earth's XXXXXXXX XXXXX XX fragmented XXXX several plates XXX over XXX the rock XXXXXX XXXX XXXXXX XXX planet's core, which is XXXXXXXXXX the XXXXXX XXXXXXX XX the XXXXXXXXXX drift XXXXXX
5. Wegener XXXXXXXX the XXXXXXXXXX XXXXXX to XXXXXXXXXXXXX theory, by XXXXXXXX the XXXX XXX shape of XXX known continents in XXXXXX XXXXX. XX was XXXXXXXXX by the XXXXXXXX shapes XX those XXXXXXXXXX XXXX XXXXXXX together, for XXXXXXX: XXX XXXXXXXXXXX mountains "XXXXXXX" XXXX XXX XXXXXXXX Islands territory XXX XXXX the XXXXXX XXXXXX in XXXXX Africawith XXX Santa XXXXXXXX system in Brazil.
6. XX present day, scientists XXX using XXXXXXXXX order to "locate XXX pieces of the XXXXXX", XX some XXXXX say. XXX XXXXXXX that, XXXX these XXXXXX XXXXX together, they form a supercontinent XXXX leaves traces (XXXX XXXXXXX). Pangaea XX XXX last one XX XX formed, so they are XXXXX determining which XXXXXXXXXXXXX with others and also following XXX current movements of XXX XXXXXXXXXX.