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Chapter 4 Vocabulary

TermDefinition
Core Earth's center
Mantle the zone that has the most of Earth's mass.
magma liquid rock
plate tectonics explains how froces within the planet create landforms
rift calleys places on Earth's surface where the crust stretches until it breaks
abyssal plains the world's flattest and smoothest regions
continental shelves areas where continental surfaces extend under the shallow ocean water around the continents
trench a deep valley marking a collision of plates, where one plate slides under another
folds places where rocks have been compressed into bends by colliding plates
faults places where rock masses have been broken apart and are moving away from each other
weathering the process by which rocks break and decay over time
sediment small particles of weathered rock
erosion movement of surface material from one location to another by water, wind, and ice
glaciers thick masses of ice, including great ice sheets and bodies of ice that flow down mountains like slow rivers
plateau an elevated flatland that rises sharply above nearby land on at least one side
alluvial fan fan-shaped deposit of mud and gravel often found along the bases of mountains
delta accumulation of sediment at the mouth of a river
Created by: zeedelacruz