Geology 158 Flashcards

Terms Definitions
3,000 km
pebbles comented together
leaves a white mark
What landfrom is this?
holds water in the soil
Strike Slip Fault
Slides to the Left
Example of strike/slip boundary?
San Andreas fault
based on size of seismic wave
a section of the lithospere that slowly moves over the asthenosphere carrying pieces of continental and oceanic crust
Describe Garnet
7ish hardness, rhombus, no cleavage, glassy, no streak
Pyroclastic flow
fast-moving current of extremely hot gas and ash, super hot and travels 450 mph. It is the devastating result of certain explosive eruptions. Dangerous-immediately kills you from extreme temps and speed
Define evolution.
The change in species over time.
the transfer of heat by direct contact of the particles of matter
What characteristics distinguish different metamorphic rocks from each other?
bands of color, layers, minerals
an opening on the surface of the Earth's surface through which magma rises
Describe original horizontality.
The principle that sedimentary rocks are deposited in horizontal or nearly horizontal layers.
the soft layer of the mantle on which the lithosphere floats
How do you calculate the atomic mass?
protons + neutrons
oceanic crust
the thinnet type of crust that makes up the ocean floor
using 3 points of refernce to find a quake
deep ocean trench
a deep valley along the ocean floor through which oceanic crust slowly sinks toward the mantle
inner core
the last layer that is 780 miles thick and is solid
How long do epochs generally last?
100,000 to 1,000,000s of years
What rocks and features can we see in Vermont that were formed by these events?
dolomite, limestone, monkton quartzite
What forms the basis for scientific inquiry? What does it mean that scientific ideas are falsifiable?
Based on facts and observations, not beliefs. They can be testable and the same results will happen.
What are the assumptions and goals of scientific inquiry?
The natural world is consistent and predictable. Can be predictive or retroactive.
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