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Changing Earth Vocab

Changing Earth

question/termanswer/definition
Pangaea huge continent that once existed that has since broken up
evidence something that can prove or disprove an idea or theory
sonar sound navigation and ranging a method for detecting and locating objects submerged in water by echo sounding
fossil remains, impressions, track or other evidence of living things
plate boundary point where 2 plates touch or meet
tectonic plates pieces of the Earth's rocky crust that rests and moves on the semi liquid mantle
paleontology scientific study of fossils
gradual taking place, changing, moving, etc. by small degress or little by little
uniform identical or consistent
subduction process in which one lithospheric plate slides under another
uplift pushing up of Earth's crust by forces within the Earth
convection transfer of thermal energy in a fluid (liquid or gas) in which warmer fluid rises and cooler fluids sink
catastrophism the principle that all geologic change occurs suddenly
uniformitarianism the idea that the same geologic processes that shape Earth today have been able to watch throughout Earth's history
geological time scale used to divide Earth's long history into smaller more manageable parts
Created by: mrourke
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