Chapter 14 Study Guide Madison Cortez

25 July 2022
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question
WHAT IS WEATHERING?
answer
THE PROCESS OF BREAKING DOWN ROCKS AND MINERALS. WEATHERING IS CAUSED BY THE SUN'S ENERGY, WIND, RUNNING WATER, ICE, CHEMICAL REACTIONS, AND ACTIONS OF ORGANISMS.
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DESCRIBE THE WEATHERING OF THE GREAT SMOKY MOUNTAINS.
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THEY USED TO BE TALL WITH SHARP PEAKS. AFTER HUNDREDS OF THOUSANDS OF YEARS, WEATHERING HAS WORN IT DOWN.
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WHAT IS THE DIFFERENCE BETWEEN MECHANICAL AND CHEMICAL WEATHERING?
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MECHANICAL WEATHERING IS BREAKING DOWN BY PHYSICAL FORCE.
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DESCRIBE THE PROCESS OF FROST WEDGING.
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MECHANICAL WEATHERING THAT RESULTS FORM FREEZING WATER.
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DESCRIBE THE PROCESS OF BIOLOGICAL WEATHERING.
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WEATHERING BY PLANTS/ANIMALS
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WHAT TYPE OF WEATHERING IS THE WIND?
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MECHANICAL WEATHERING
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WHAT IS OXIDATION?
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OXYGEN COMBINING WITH METALS IN MINERALS AND CHANGES THEM
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DESCRIBE THE FOUR FACTORS THAT AFFECT THE RATE OF WEATHERING.
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WATER & CLIMATE FASTEST IN WARM PLANTS & ANIMALS BREAKS IN GROUND MINERALS TYPE AFFECTS SPEED SURFACE AREA THE GREATER THE FASTER
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WHAT IS SEDIMENT?
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THE RESULT OF THE WEATHERING OF ROCKS AND MINERALS
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WHAT IS EROSION?
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THE PROCESS OF MOVING SEDIMENT BY WIND, WATER, ICE, OR GRAVITY.
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STREAM
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A SMALL RIVER
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RIVER
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A LARGE BODY OF WATER THAT FLOWS INTO AN OCEAN OR LAKE
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CHANNEL
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THE PATH THAT A RIVER OR STREAM FLOWS
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HOW ARE SEDIMENTS FORMED FROM A MOUNTAIN?
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LARGE PIECES SETTLE FIRST AND THE SMALLEST SETTLE LAST
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WHAT FACTORS AFFECT THE RATE OF DEPOSITION OF SEDIMENT IN WATER?
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VOLUME SLOPE ROCKY OR SMOOTH
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HOW ARE SEDIMENTS SORTED IN WATER?
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LARGE PIECES SETTLE FIRST AND THE SMALLEST SETTLE LAST.
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WHAT IS GRADED BEDDING?
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A LAYER OF SEDIMENT WITH THE LARGEST PARTICLES AT THE BOTTOM AND THE SMALLEST AT THE TOP. PARTICLES ARE DEPOSITED AS FLOWING WATER SLOWS DOWN
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WHAT IS THE DIRECTION OF YOUNGING?
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THE ORDER IN WHICH SEDIMENTARY ROCK LAYERS ARE FORMED FROM LARGER TO FINER PARTICLES.
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WHAT IS CROSS BEDDING?
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A PATTERN OF ALTERNATING BEDS OF SEDIMENT THAT OFTEN FORMS AS WIND AND WATER DEPOSIT THE SEDIMENTS
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HOW IS A GLACIER PLASTIC?
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THE ICE FROM THE GLACIER FLOW DOWN THE RIVER AND GRINDS THE VALLEY FLOOR CHANGING THE SHAPE OF THE VALLEY BECAUSE IT CAN CHANGE SHAPE WITHOUT BREAKING
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WHAT CREATES A U-SHAPED VALLEY?
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GLACIERS
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WHAT IS ROCK FLOUR?
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FINE ROCK POWDER THAT RESULTS FROM ABRASION BY GLACIERS
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DESCRIBE THREE RESULTS OF WIND EROSION.
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DESERT PAVEMENT BEACH DUNE LOESS
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WHAT IS MASS WASTING?
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THE DOWNHILL MOVEMENT OF LARGE AMOUNTS OF ROCK AND SEDIMENT DUE TO THE FORCE OF GRAVITY
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WHAT IS A LANDSLIDE?
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A LARGE MASS OF SOIL OR ROCK THAT SLIDES DOWN A VOLCANO OR MOUNTAIN. CAN BE CAUSED BY VOLCANIC EVENTS, EARTHQUAKES, OR OTHER FACTORS
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WHAT IS A ROCKFALL?
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AN EVENT THAT RESULTS IN A LARGE AMOUNT OF ROCK SPLITTING OFF A LANDFORM
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DESCRIBE HOW A MUDSLIDE IS CREATED.
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WATER WEAKENS THE SIDE OF A MOUNTAIN AND EVENTUALLY THE MOUNTAIN CANNOT HOLD ON TO ALL THIS MATERIAL
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DESCRIBE HOW A SLUMP OCCURS.
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AFTER A PERIOD OF VERY HEAVY RAINFALL
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WHAT IS A DUST BOWL?
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A SERIES OF SEVERE DUST STORMS
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WHY DO FARMERS PRACTICE CONTOUR PLOWING?
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IT TILLS THE SOIL AND LOWERS THE AMOUNT OF EROSION
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HOW IS A V-SHAPED VALLEY CREATED?
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A RIVER TEND TO CUT A V-SHAPE IN VALLEYS
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DESCRIBE A FLOODPLAIN.
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FLAT LAND ALONGSIDE A RIVER THAT TENDS TO FLOOD
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WHAT ARE MEANDERS?
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S-SHAPED CURVES INA RIVER
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HOW IS AN OXBOW LAKE CREATED?
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A MEANDER BECOMES CUT-OFF FROM THE RIVER AND FORMS A CURVED LAKE
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HOW ARE BRAIDED STREAMS CREATED?
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MANY CHANNELS OF MEANDERING STREAMS THAT BECOME CRISSCROSS