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Weathering, Erosion & Deposition Flashcards | StudBud
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Weathering, Erosion & Deposition
Weathering, Erosion & Deposition
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#science #weathering #education #challenging #earth science #8th grade #fun
Flashcards
30 cards
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Questions
30
Answers
1
weathering can happen in 2 ways which are?
Chemical Weathering, Or Physical Weathering.
Cenozoic weathering and Mesozoic weathering
Chemical Weathering, or Cenozoic weathering
Physical weathering and Mesozoic weathering
2
Till is a mixture of various sizes of sediment deposited by a glacier.
True
False
3
A _______ is a ayered sediment deposited by streams of water that flow from a melting glacier
upwash
outwash
4
Weathering and Erosion forms Caves.
Sometimes
False
True
5
What are Dunes?
A crumbly, windblown deposit of silt and clay.
A pile of windblown sand
Left over from a landslide
A broad, c- shape curve in a steam
6
Does the chemical makeup of a rock stay the same or change during mechanical weathering?
Stays the same at the beginning then changes near the end.
Stays the same
Changes
7
When carbon dioxide in the air mixes with rainwater, a strong acids forms...
False
True
8
Much of the sand on the ocean benches were originally deposited from what?
Landslides
Erosions
Rivers
Delta
9
What is an Abrasion?
None Above
A crumbly, windblown deposit of silt and clay
The grinding away of rocks that particles carried by wind.
It's a current that flows parallels to the shoreline.
10
mechanical and chemical processes that change objects on Earth’s surface over time is called
deposition
weathering
all of the above
erosion
11
What is an large mass of ice that formed on land and moves slowly across earth's surface?
outwash
landslide
till
glacier
12
The Earth’s history is divided into?
ions and eras
cenozoic era and ions
eons and ions.
Mesozoic ear and Cenozoic era
13
There are several types of mass wasting.
True
False
14
What is a Levee?
A levee is a short, high ridge of soil along a river
A levee is a long, low ridge of soil built along a river.
A levee is a long, high ridge of soil along a river.
A levee is a short, low ridge of soil built along a river.
15
Chemical Weathering occurs when rocks and soil are broken down because of?
chemical reactions
none
both
physical reactions
16
Physical weathering occurs when natural forces ________ rocks and soil.
cracks
destroy
creates
builds
17
What are Stalactites and Stagmites?
None Above
They are caves features that form as dripping ground water.
They are a wide, flat area located next to a river
Deposites of sediment where a steam enters to body of water.
18
What do we use dam for?
To control a lake
To prevent landslides
None of the above
To control Flooding
19
What is mass waste?
the uphill movement of a large mass of rocks or soil
the downhill movement of a large mass of rocks or soil
20
Mass wasting uncommonly occurs when soil on a hillside becomes soaked with rainwater.
True
False
21
What is a talus?
a pile of angular rocks and sediment from a rockfall
rapid downhill movement of soil, loose rocks, and boulders
22
Long shore currents transport what?
Soil
Sand
Sediments
Minerals from Metamorphic Rock
23
Ocean waves can erode beaches by removing what?
Sand
Clay
Rocks
Sediments
24
Slump is a type of mass wasting that takes place when material moves slowly, in a large mass.
False
True
25
A moraine is an _____ or _____ of unsorted sediment deposited by a glacier
rocks, sediment
mound, ridge
26
A floodplain is a wide, flat area located next to the river.
False
True
27
What is the rapid downhill movement of soil,loose rocks,and boulders?
landslide
mass waste
till
outwash
28
When physical processes naturally break rocks into smaller pieces,mechanical weathering occurs.
False
True
29
What can Mechanical weathering be caused by?
ice wedging, abrasion, plants, and animals.
ice wedging
ice wedging and abrasion.
ice wedging, plants, and animals.
30
Weathering Is The Breakdown Of?
soil, minerals, and sand
soil and sand
none
Rocks & Soil
