Continental
Drift and Plate Tectonics
Assignment:
Review and understand the list of terms on page 92 of your textbook
Paleobiogeography
Continental Drift:
the idea: fig 6.1, 6.2
Alfred Wegener and the Continental Drift Hypothesis, The Origin of the
Continents and Oceans, 1915
the fossil evidence fig 6.3
additional evidence: du Toit, Our Wandering Continents, 1937
Pangaea
Gondwana
Laurasia
Sea-floor Spreading
fossil evidence
Plate Tectonics
the unifying theory in geology: Continental Drift - Convention in the Mantel
- Sea floor spreading - plates move
plates: Plate Tectonics and Plate Boundaries
Divergent: Atlantic Ocean
Convergent:
continental-continental: Himalaya Mts
ocean-continental: west coast of the Americas (SA)
ocean-ocean: Japanese Islands
Transform: California-San Andreas Fault
What is the Driving Mechanism of Plate Tectonics?
the earth's interior
The effect of Continental Drift on Life