EPSC 221 Review

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Can you name the geology terms?

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

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