Weathering Erosion Practice: Question Preview (ID: 18558)

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Which is the best example of mechanical weathering?
a) Lichen growing on a rock b) Metal rusting c) Layers of stone on a statue flaking off because of acid rain d) Layers of rock flaking off because of expansion and contraction
Living organisms can weather rock both mechanically and chemically.
a) True b) False c) Bubblegum d) Pizza
Which of the following is an example of chemical weathering?
a) Carbonation forming underground caves b) Abrasion forming the Grand Canyon c) Exfoliation causing rocks to flake off in layers d) Ice wedging into cracks
What effect did the eruption of Mount St. Helens have on its surrounding environment?
a) A massive landslide destroyed most of the ecosystem b) All the gophers became extinct c) Lava covered the entire area d) The ashes caused the trees to grow back twice as fast
Natural disasters like volcanic eruptions and forest fires can serve an ecological purpose.
a) True b) False c) Banana d) Potato
What is the process that describes weathered material moving to a new location?
a) Erosion b) Deposition c) Oxidation d) Abrasion
All of the following are examples of erosion except -
a) An icy winter causes a sidewalk to crack b) A flood washes soil downstream c) A glacier picks up boulders as it moves d) The wind in a desert carrying sand to a new location
What is NOT an agent of erosion?
a) Gravity b) Water c) Wind d) Temperature
What is the force behind mass movements?
a) Gravity b) Ice movment c) Potential energy d) Flowing water
Why is karst topography dangerous?
a) Sinkholes can easily form b) Mudflows are common c) Sand dunes form quickly d) Risk of avalanche is high
How do glaciers contribute to erosion?
a) The energy in the glacier breaks down the sediment b) The acids in the glacier dissolves the sediment c) The ice in the glacier picks up the sediment and carries it away d) Glaciers only contribute to weathering, not erosion
Landslides and creeps are examples of -
a) Runoff b) Mass movement c) Chemical weathering d) Mechanical weathering
Which agent of erosion can form sand dunes?
a) Wind b) Waves c) Running water d) Glaciers
What is runoff?
a) Water that soaks into the soil b) Water that is not absorbed by the ground c) What you do when someone chases you d) Excess snow forming glaciers
Abrasion, exfoliation, and ice wedging are all examples of chemical weathering.
a) True b) False c) Chocolate d) Vanilla
Oxidation, carbonation, and hydrolysis are all examples of mechanical weathering.
a) True b) False c) Butter d) Popcorn
Suppose your favorite rock begins to show signs of oxidation. Which action is the most likely to slow down that process?
a) Keep it away from acid rain b) Store it in hot water c) Put it somewhere cool and dry d) Scrape off the outer layer of rock
What does the fox say?
a) Moo b) Meow c) Ring ding ding ding ding ding ding ding ding d) You went too far, go back
What type of material is carried farthest by running water?
a) Rocks b) Gravel c) Sand d) Silt
Which of the following is evidence an area was once covered by a glacier?
a) V-shaped valley b) Sinkholes c) U-shaped valley d) Sand dunes
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