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Geology M02 Exam 1
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Exam of 4 pages for the course Biology 101 Ivy Tech Exam Review, Rubenstein. at Biology 101 Ivy Tech Exam Review, Rubenstein. (Geology M02 Exam 1)
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Geology M02 Exam 1CPT 1: How old is the Earth? - ANS-4.54 GA
CPT 1: What is energy? - ANS-amount of movement of particles or other things
CPT 1: 4 components of earths system - ANS-geosphere, biosphere, atmosphere,
hydrosphere
CPT 1: What is red shift and how does it prove the universe is expanding? - ANS-All
star's spectrums are shifted towards the red side of the EM spectrum which is the longer
wavelength side. According to the Doppler effect, this means all galazies and stars are
moving away from one another
CPT 1: types of systems - ANS-open: matter and energy go in/out
closed: only energy goes in/out
isolated: nothing goes in/out
CPT 1: Uniformitarianism - ANS-small processes and lots of time can create dramatic
landforms
exceptions: wildfires, earthquakes, landslides, tornadoes, humans
CPT 2: Driving forces of plate tectonics - ANS-Convection: matter heated by core,
becomes less dense, rises, cools, becomes more dense
Ridge Push: MOR's push outwards to regain gravitational equilibrium
Slab Pull: subducting crust begins to melt, pulls rest of plate with it
CPT 2: evidence of plate tectonics - ANS-fossils, looks like they fit together (pangea),
glacial deposits, seismic (EQ's happen on specific lines), MOR
CPT 2: Paleomagnetism - ANS-symmetry in age and polarity in sea floor as moves
away from MOR
CPT 2: Layers of the Earth (Composition) - ANS-crust( low density rock), mantle(high
density rock), core(Fe, Ni)
CPT 2: layers of the earth (physical) - ANS-lithosphere (brittle), aesthenosphere (ductile
, bendable)
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