WEATHERING, EROSION, & DEPOSITION

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WEATHERING,
EROSION, &
DEPOSITION
SOL 5.7 Study Guide
ANSWER KEY
1.
WEATHERING is the process of breaking rocks, sand, and clay down into
smaller pieces called SEDIMENT.
2.
There are TWO (2) types of weathering.
3.
Describe physical weathering.
IT CHANGES THE SIZE OF THE ROCK, BUT NOT WHAT THE ROCK IS
MADE OF.
4.
Identify four causes of physical weathering.
WATER, TEMPERATURE, WIND, PLANTS
5.
Describe chemical weathering.
IT BREAKS DOWN ROCKS THROUGH CHEMICAL REACTIONS, BUT
NEW SUBSTANCES ARE FORMED.
6.
The process of moving sediment from one place to another is called EROSION.
7.
Identify four causes of erosion.
WATER, WIND, PEOPLE, ANIMALS
8.
The dropping off and layering of sediments in a new location or place is called
DEPOSITION.
9.
Water, wind, ice, and movements inside the Earth can cause LANDFORMS to
change.
10. Draw and explain a picture showing weathering and erosion.
WEATHERING
ANSWERS WILL VARY. STUDENTS SHOULD BE ABLE TO
EXPLAIN THAT WEATHERING IS THE PROCESS THROUGH
WHICH ROCKS OR OTHER MATERIALS ARE BROKEN DOWN
BY PHYSICAL OR CHEMICAL MEANS.
EROSION
(ANSWERS WILL VARY) STUDENTS SHOULD BE ABLE TO
EXPLAIN THAT EROSION IS THE PROCESS THROUGH WHICH
WEATHERED ROCK IS MOVED FROM ONE PLACE TO
ANOTHER. THIS CAN HAPPEN BY WATER, WIND, GRAVITY
(PEOPLE, ANIMALS), AND GLACIERS.
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