ALFERD WEGENER

ALFRED WEGENER

• Born: nov 1st 1880 in berlin germAny
• Died:nov 1930 in clarinetania greenland
• Education: humboldt university of berlin

ALFRED WEGENER

• IN mArburgin 1911 he was browsing in
• The university library when he came
• Across a paper that listed fossils of
• Identical plants and animals found on
• The opposite sides of the continents.

HARRY HESS

• Born may 24, 1906 in New York City
• Died august 25, 1969
• EducAtion princeton university and yale

HARRY HESS

• He was a geologist in wwii
• Considered a founding father
• Of plate tectonics
• Served as commander of the us cape
• Johnson

ABRAHAM ORTELIUS

• Bron:April 14,1527 in Antwerp belguim
• Died: June 28,1598 in Antwerp Belgium

ABRAHAM ORTELIUS

• On April 14,1527 he was trained as an
• Engraver worked as an illuminator of maps
• And by April 1554 was in the business of Selling
• Maps and antiquities

ABRAHAM ORTELIUS

• The collection deserves to be called an atlas
• Because of its uniform publishing format critical
• Selection for rhe existing mass of material

ABRAHAM ORTELIUS

• He had contributions that were examined in
• Lloyd Arnold the story of maps 1949

CONTINENTAL DRIFT

• The lateral movement of
• Continents resulting from
• The motion of crustal plates

MID OCEAN RIDGES

• Situated in the middle of the ocean
• Basin making the site of the
• Upselli g of magma on the sea floor

SEA FLOOR SPREADING

• The process that occurs at
• Mid ocean crust is formed
• Through volcanic activity then
• Moves away from the ridges
• Seafloor spreading

PANGAEA

• A super continent that excisted
• During the paleozoic era.

PLATE TECTONICS

• A theory explaining the
• Structure of the earths crust
• About the plates in the safth moving.