PROGRESS IN GEOLOGY

GEOLOGY - IS THE SCIENCE AND STUDY OF THE PHYSICAL MATTER AND ENERGY THAT CONSTITUTE THE EARTH.

JEAN ANDRE DELUE &HORACE BENEDICT DE SAUSSURE

- WAS FIRST USED THE WORD GEOLOGY A GREEK WORD "GEO" WHICH MEANS EARTH AND "LOGOS" MEANING SPEECH.

ALFRED WEGENER: A GERMAN METEOROLOGIST PRESENTED THE THEORY OF "CONTINENTAL DRIFT"

THIS THEORY SUGGESTS THAT THE CONTINENTS WERE JOINED TOGETHER AT CERTAIN TIME IN THE PAST OF FORMED A SINGLE LANDMASS KNOWN AS "PANGEA"

PANGAEA DERIVED FROM THE GREEK WORD MEANING "ALL THE LANDS"

ROBERT S. DIETZ & HARRY H. HESS

- PROPOSED THE HYPOTHESIS OF SEAFLOOR SPREADING