EAPS 112 - Exam 1 Questions & Answers 2023/2024
The Big Bang Theory - ANSWER-All matter and energy began in an indefinitely small, hot, dense state - and has subsequently exploded into being with a bang nearly 14 billion years ago.
Evidence for the Big Bang Theory - ANSWER-Galaxies moving awa...
EAPS 112 - Exam 1 Questions &
Answers 2023/2024
The Big Bang Theory - ANSWER-All matter and energy began in an indefinitely small, hot, dense state -
and has subsequently exploded into being with a bang nearly 14 billion years ago.
Evidence for the Big Bang Theory - ANSWER-Galaxies moving away from us will become more red
colored in our reference frame due to the Doppler effect.
Origins of Elements - ANSWER-- Hydrogen and Helium - Big bang
- Helium to Iron - Stellar Fusion (S-Process)
- Iron to Uranium - Supernovae (R-Process)
Our sun and Solar System - ANSWER-Collapse of gas - dust nebula
Solar Nebula Theory - ANSWER-Nebula collapses to form a pronto - sun, and the outer disk cools and
condenses
Cross section of the earth (Upper to Lower) - ANSWER-- Crust
- Mantle
- Liquid outer core
Compositional - ANSWER-what it is made of
Mechanical - ANSWER-how it behaves
Continental Drift - ANSWER-Alfred Wegner proposed in 1912 and postulated a single super continent
Evidence for Continental Drift - ANSWER-- Continents fit together
, - Similarities of rock sequences and mountain ranges
- Fossil Evidence
- Glacial Evidence
Seafloor Spreading - ANSWER-Creation of new crust at the mid-ocean ridge that subsequently moves
away
Continental and oceanic crust move - ANSWER-together
Mantle Cell Convection - ANSWER-- Heat in the core and mantle drives convection
- Cooling material becomes denser just under the lithosphere
Divergent boundry - ANSWER-Move Apart
Convergent boundry - ANSWER-Move towards each other
transform boundry - ANSWER-Move horizontally past one another
Mid-Ocean Ridge - ANSWER-Site of seafloor spreading
Geology happens - ANSWER-where the plates interact with one another
minerals - ANSWER-- are naturally occurring, inorganic, crystalline solids
- Have specific chemical composition and distinctive physical properties
Rocks - ANSWER-- Composed of one or more minerals
- Sedimentary, Igneous, and Metamorphic
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