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WorksheetsWeathering and Erosion
Total questions: 50
Worksheet time: 34mins
water, ice, wind or gravity
moves fragments of rock
and soil.
water, ice, wind or gravity
deposit rock sediments
and soil in a new place.
Earth’s crust into smaller
and smaller pieces.
Which statement best explains why this process results in weathering?
Which would most likely increase the erosion caused by a stream?
Increased Rainfall
Decreased animal life
Decreased temperature
Increased Evaporation
Underground caverns are an example of weathering and erosion. Their formation might be best explained by which choice?
Wind weathers and erodes rock particles.
Cold temperatures cause ice to form and break rock apart.
Groundwater dissolves minerals, forming underground cavities.
Gravity moves particles of rock downhill.
Roads that run through mountainous areas are sometimes closed because the road is blocked by piles of rocks. What might cause a rock slide to occur?
Gravity causes rocks to slide down the mountain side.
Wind causes rocks to fall.
Water causes minerals to dissolve.
Burrowing animals form holes in the mountainside.
When rock and soil suddenly slip downhill as a cohesive chunk.
Landslide
Mudflow
Slump
Creep
When soil, rock, and debris rapidly flow downhill due to a significant amount of water in the soil.
Landslide
Mudflow
Slump
Creep
Which of the following caused this to occur?
landslide
mudflow
slump
creep
What is this a picture of?
Landslide
Mudflow
Slump
Creep
TRUE or FALSE: Mass movement is more likely to occur on gradual slopes with lots of trees.
TRUE
FALSE
TRUE or FALSE: Plant roots help prevent erosion.
TRUE
FALSE
TRUE or FALSE: Plants can chemically and mechanically weather rocks.
TRUE
FALSE
What kind of weathering occurs with 100 cm of precipitation and an AYT of 10 degrees Celcius?
Strong Chemical
Strong Physical
Moderate Chemical
Slight weathering
What kind of weathering occurs with 25 cm of precipitation and an AYT of 0 degrees Celcius?
Strong Chemical
Strong Physical
Moderate Chemical
Slight weathering
What kind of weathering occurs with 75 cm of precipitation and an AYT of -15 degrees Celcius?
Strong Chemical
Moderate Physical
Moderate Chemical
Slight weathering
What kind of weathering did this?
oxidation
abrasion
acid rain
lichens
Freeze and thaw
Animal actions
Acid Rain
Lichens
Which of the following is NOT a type of mechanical weathering?
abrasion
root pry
ice wedging
living organisms secreting acid to break down rocks
Mechanical or chemical: a small tree growing in the crack of a rock widening the crack as it grows.
mechanical
chemical
Mechanical or chemical: a cave is created over thousands of years of carbonic acid dissolving layers of limestone.
mechanical
chemical
Mechanical or Chemical: a statue in a populated area is discolored and has rounded features.
Mechanical
Chemical
Mechanical or Chemical: As waves crash against a rock cliff sand is created, and thousands of years later there is a beach.
Chemical
Mechanical
How are V shaped valleys formed?
waves
wind
glaciers
running water
How are U shaped valleys formed?
glaciers
wind
gravity
running water
What would cause telephone poles and fence posts to become slanted over the years?
landslides
creep
slump
mudflows
True or False: Plants can chemically and mechanically weather rocks.
True
False
Which term describes how glaciers erode the geosphere?
suddenly
oxidation
slowly
annually
