lies above outer core has the most mass

theory that earth's crust is divided into rigid plates that slowly move across the upper mantle

process in which earth's plates slowly move across the upper mantle

places where the crust stretches until it breaks

areas of ocean floor where rocks gradually sink b/c there is no supporting heat below them; the world's largest and flattest regions.

areas where the surfaces extend under the shallow ocean water around the cont.

deep valley marking a collision of plates where one slides under the other

places where rocks were compressed into bends by colliding plates

places where rock masses have broken apart and are moving away from each other

process in which rocks break and decay over time

small particles of weathered rock

movement of surface rock from one loc. to another by h2o wind and ice

thick masses of ice and flow down mnts like slow rivers

elevated flatland that rises sharply above nearby land on at least1 side

fan shaped deposit of mud and gravel often found along mnts

accumilation of sediment at the mouth of a river

movement of h2o through the hydrosphere

smaller streams/rivers that flows into a larger stream/river

region drained by a river and its tributaries

semi- enclosed bodies of water, sea water and fresh water formed where a river meets an inlet of the sea

landscapes that are covered with h2o for at least part of the year

broken down plant and animal matter in soil

a cond. in which soil has lost nutrients and becomes nearly useless for farming

polluted rain that can damage trees and kill fish in lakes

formed in the remains of ancient plants and animals including coal, natural gas, and petroleum

electricity produced by moving h2o

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s.s vocab world geog

vocabulary words

Question	Answer
core	earth's center
mantle	lies above outer core has the most mass
magma	liquid rock within earth
plate tectonics	theory that earth's crust is divided into rigid plates that slowly move across the upper mantle
continental drift	process in which earth's plates slowly move across the upper mantle
rift valleys	places where the crust stretches until it breaks
abyssal plains	areas of ocean floor where rocks gradually sink b/c there is no supporting heat below them; the world's largest and flattest regions.
cont. shelves	areas where the surfaces extend under the shallow ocean water around the cont.
trench	deep valley marking a collision of plates where one slides under the other
folds	places where rocks were compressed into bends by colliding plates
faults	places where rock masses have broken apart and are moving away from each other
weathering	process in which rocks break and decay over time
sediment	small particles of weathered rock
erosion	movement of surface rock from one loc. to another by h2o wind and ice
glaciers	thick masses of ice and flow down mnts like slow rivers
plateau	elevated flatland that rises sharply above nearby land on at least1 side
alluvial fan	fan shaped deposit of mud and gravel often found along mnts
delta	accumilation of sediment at the mouth of a river
desalinization	removing salt from ocean water
hydrologic cycle	movement of h2o through the hydrosphere
tributary	smaller streams/rivers that flows into a larger stream/river
drainage basin	region drained by a river and its tributaries
estuairies	semi- enclosed bodies of water, sea water and fresh water formed where a river meets an inlet of the sea
wetlands	landscapes that are covered with h2o for at least part of the year
humus	broken down plant and animal matter in soil
soil exhaustion	a cond. in which soil has lost nutrients and becomes nearly useless for farming
reforestation	replacing a forest
acid rain	polluted rain that can damage trees and kill fish in lakes
fossil fuel	formed in the remains of ancient plants and animals including coal, natural gas, and petroleum
petrochemical	certain products made of oil
hydroelectric power	electricity produced by moving h2o
geothermal energy	heat of earth's interior

Created by: diva626

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