Earth Science Flashcards
exhibits plasticity
Mantle
unconsolidated material covering the bedrock
regolith
Hawaiian island is formed by volcanic activity associated with…
Hotspot
sediments settle out of water
deposition
The Great Barrier Reef is located in…
Australia
several minerals
Rock
natural
inorganic
crystalline
Minerals
color in powdered form
Streak
resistance to fracture
Cleavage
transparency
Dia Phaneity
how light is reflected
Luster
reaction to stress
Tenacity
flattened by hammer
Malleability
stretched into wire
Ductility
sliced to knife
Sectility
Rapid cooling
small
settle out of water
sediments
fossils
shale
cemented sand
sandstone
gypsum
sandstone
limestone
sedimentary
crust is made up of
silicon and oxygen
formed because cooled too quickly
obsidian
slate ➡️ schist ➡️ gneiss
Metamorphic
igneous rock classification
mineral composition and texture
sedimentary classification
sediment size and composition
metamorphic classification
foliation and recrystallization
snowball
deformation
recrystallization
salt on ice
melting
mix garbage in garden
weathering
sedimentation
Basalt
Oceanic
Granite
Continental
does not pass on fluid
S wave
core is liquid because…
S wave shadow zone
Less dense
continental
plastic layer
Asthenosphere
seafloor spreading… boundary
Divergent boundary
San Andreas fault is ___ fault
Transform
New crust form because of _____ plate
divergent
Average seafloor spreading
2.5 cm / yr
subducted plate does not become____
part of the outer molten core
principles of uniformity
spans of geologic time
compressional force then return to original shape
elastic strain
pulling force does not return to original shape
Plastic strain
Anticlines
Synclines
Domes
Plastic strain
Normal faulting
pulling-apart stress
reverse or thrust
Compressional stress
S waves and P waves arrival
3 recording station
Magnitude by number increases
10x more movement
30x more energy
Teton mountains
fault block mountain
Cascade mountain range
Composite volcano
Sedimentary
occur first
waethering
red soil
chemical weathering
cold, dry climate
mechanical weathering
growing roots
mechanical weathering
Cavern
carbonization
Humus
Topsoil
richer soil
wet and warm
rapid stream valley
youth
flooding stream valley
old age
U shaped mountain valley
glacier
highly acidic
grapefruit
boundary between inner and outer core
Lehmann
Solid
Iron and Nickel
Inner core
84% of earth’s volume
Mantle
Boundary between outer core and mantle
Gutenberg
Plasticity
easily shaped
Silicon and magnesium
Lower mantle
Vicious/ weak
plate tectonic movement
Asthenosphere
Asthenosphere found in…
upper mantle
outermost shell
crust + upper mantle
Lithosphere
boundary between mantle and crust
Mohorovicic
Less dense
continental or oceanic?
Continental
Denser and younger
continental or oceanic?
oceanic
mineral
rocks
organic material
Regolith
used in blackboard
Slate
solid matter with metal inside
Ore
resistance to scratching
Hardness
Hardest in mohs scale
Diamond
Softest in Mohs scale
Talc
Mohs Scale Mnemonic
Tall Gypsy Can Fight And Order Queens To Carry Diamond
most common coal
Bituminous
DESTRUCTIVE
Convergent
Constructive
Divergent
Trench
Convergent or divergent?
Convergent
Conservative
transform fault
largest plate
Pacific plate
compressional wave
longitudinal
fastest
P wave
Perpendicular
Transverse wave
S wave
also called shear waves
S wave
can travel only in solid
s wave
GRANITE IS…
IGNEOUS
movement of earth SOLID part
Diastrophism