UConn GEOG 1000 - Earth’s dynamic environment (9 pages)

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Earth’s dynamic environment



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Earth’s dynamic environment

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Pages:
9
School:
University Of Connecticut
Course:
Geog 1000 - Introduction to Geography

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Earth s dynamic environment 01 19 2018 Scientific method Empirical knowledge knowledge arises from experience and evidence gathered specifically using the senses Science knowledge in the form of testable explanations and predictions about the universe Earth Places that provide us with material needs o Everything that we can exploit Geographic pole Where the spin axis of the earth intersects the planet surface Magnetic pole Ends where the compass points upwards or downwards Layers of atmosphere Exosphere thermosphere mesosphere stratosphere troposphere o Troposphere where we live and breath holds most mass o Strat where the airplane flies ozone layer resides to prtect against UV rays Earth s Materials Organic chemicals carbon containing compounds Minerals a solid natural substance in which atoms are arranged in an orderly pattern Glass Rocks Sedimentary Metamorphic rocks pre exsisting rocks undergo changes in response to heat and pressure Igneous rocks hot molten rocks cools and freezes solid Grain Individual crystals embedded in an igneous or metamorphic rocks Individual fragments originally derived from a oce larger mineral Melts Once solid material becomes hot and transform into liquid magma from volcanic eruption Volatiles Matierals that can transform into gas at the relatively low temperatures found at the Earth s surface Jan 26 2018 Rocks Silicate rocks o Rocks composed of silicate material Igneous Rocks o Cooling and solidify magma or lava Igneous Silicate rocks o Increasing r felsic intermediate mafic ultramafic o Granite felsic rock w large grains o Gabbaro mafic rock w large gain o Basalt mafic rock with small grains o Peridotite an ultramafic rock with large grains FELSIC LESS DENSE MAFIC DENSE Basic Concepts Gravitational attraction o All things with mass are brought towards each other a low of physics o F gravitational attraction o G gravitational constant o R distance between M1 AND M2 o M1 and m2 The amount of deflection of plumb line from the



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