EPSC 221 Review

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Can you name the geology terms?

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gneiss is a very _____ rock
deformation associated with deep crustal levels
seismic waves generally causing most destruction
classification of metamorphic rocks is based on mineral composition and ___
volotile, explosive lava rich in rhyolites
landscape created by groundwater dissolving sedimentary rock such as limestone
glacier breaks small rocks and carries them
molten liquid rock
tendency to break along planar surfaces
brittle deformations occur at ____ crustal levels
deformation with temporary change of shape
zone above water table
max amount of solid load a stream can carry is referred to as stream ____
removal of _____ may trigger mass wasting
large mass of ice on land flowing due to gravity
non explosive lava rich in basalt
downslope movement of material under influence of gravity
no alignment of crystals
dragging of small rocks over other rocks, by a glacier
fastest kind of seismic waves
strong sedimentary rocks
compass direction of a horizontal line on a plane
lowest point to which a stream can erode its channel
safety factor < _____ means a slope is unsafe
zone below water table is ___
beds that store groundwater
places where plates move apart
physical or chemical changes taking place in a sediment or sedimentary rock
deforming force
rigids segments of lithosphere
preferred alignment of crystals
light coloured igneous rock, rich in silica
ridges of hill deposited at ends/margins of a glacier
upward arching fold
clastic sediments classified by ____
naturally occurring, inorganic, solid, crystalline substance with definite chemical composition
weak hot layer of mantle below lithosphere
created by tributary glacier mouths, often leave awesome waterfalls
sediment transported along stream bed
central theory behind most geological work
most common element in crust
term for rocks transported far away form their source area
very slow downslope movement
sedimentary rocks are the source for almost all fossils and ____
intrusive rocks have ______ crystals
when rock below surface is limestone ____ are common
alpine glacial valleys flooded by rising sea levels
dark coloured igneous rock, low in silica
bowl shaped valleys created at head of glacier
a fracture in the crust associated with movement of one side relative to the other
extrusive rocks have ____ grained texture
foliations are planes of ___
plates slide past each other
normal fault, hanging wall moves...
sediment transported in suspension
response to deforming force
volume of water passing a given point at a given time
cold outer shell of earth
engineering term for permeability
formed by magma crystallization
process of magma emerging through the crust as lava and cooling into volcanic rock
sharp, steep ridges
distance of displacement along fault during earthquake
angle of a plane below horizontal
large igneous bodies formed at depth
process of loosening and moving soil
formed by lithification of sediments
sea level will rise approx _____ cm over next hundred years (estimated)
breaking down of rocks at earths surface
cyclical movement of water from ocean to atmosphere
region of land surrounded by divides and crossed by streams
point at which breakage in an earthquake occurs, below surface
heaviest particle a stream can erode is referred to as the stream _____
measure of how hard earth shakes in a given location
subduction zones are formed
tendency to break along irregular surfaces
______ in mantle causes plate motions
formed by transformation of rocks under heat, pressure or chemically active fluids

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