Rivers
Triangular feature sometimes formed at the mouth of a river
Delta
Which of the following is NOT considered Chemical Weathering?
A.Formation of Potholes
B.Formation of Caverns
C.Formation of Rust
D.Formation of Sinkholes
A.Formation of Potholes
What is the only continent without a glacier?
Australia
Which of the following does not contribute to acid rain?
Volcanoes
Earthquakes
Decaying Vegetation
Burning Fossil Fuels
Earthquakes
When rocks tumble down a steep road cut or rocky shoreline, the mass movement event is called a _____.
rockfall
Largest drainage basin in the United States
Mississippi
Which of the following is NOT considered Mechanical Weathering?
A.Frost-wedging
B.Mass movements due to gravity
C.Wetting/Drying which causes cracking
D.Oxidation
D.Oxidation
What are the 2 types of Glaciers?
Alpine (valley)
Continental (ice sheets)
The most powerful agent of weathering and erosion is...
Water
Of the Mass Movements we studied, this one is by far the SLOWEST.
creep
Stage of a river with a small floodplain, some meanders, and moves medium sediment. No oxbow lakes. Give NAME not number.
Mature
Which statement is true?
A.Mechanical weathering occurs more in dry/cool climates
B.Chemical weathering occurs more in hot/humid climates
C.An example of erosion is wind blowing a leaf across a lake
D.An example of deposition is putting an apple core on a compost pile
E. All statements are true
F. All statements are false
E. All statements are true
What are the two locations where continental ice sheets can be found?
Antarctica and Greenland
This type of moraine is on the side of the glacier.
Lateral
Mass Movement is LESS like to occur with (select all that are true):
A.More water and weight recently added to slope
B.Slopes of 25º with deep rooted trees
C.Snow that has melted into ice and created a new “fresh” layer of snow on top
D.Freshly planted grass and slope of 35º
B.Slopes of 25º with deep rooted trees
What part of a meander would have more erosion and why?
A. Inside of curve, water is slower
B. Outside of curve, water is slower
C. Inside of curve, water is faster
D. Outside of curve, water is faster
D. outside of curve, water is faster
The rubbing of rocks and sediments against one another (which results in rounded rocks), is what Mechanical Weathering process?
Wordbank:
Lithification Roundation Hydration Filtration Abrasion Liquidation Oxidation Silica Creep Mass Movement
Abrasion
Which statement is false?
A.The largest alpine glaciers are in Alaska and the Himalayas
B.The Earth was about 30% covered in ice during the last glacial period
C.Glaciers can be found at all latitudes except near the equator
D.Valley glaciers are smaller and wedge-shaped but continental glaciers are massive and more oval
C.Glaciers can be found at all latitudes except near the equator (they can be found anywhere there is a mountain tall enough!)
What is the driving force of all mass movements?
Gravity
This shape is characteristic of SLUMP. (It is left behind in the land after slump occurs.)
Crescent (C-shape, "U")
List 3 of the 5 main river systems of the United States (think back to your lab)
Mississippi
Columbia
Colorado
Ohio
Missouri
The rock and soil that has been deposited by running water is called…?
Bank: Discharge, Gradient, Alluvium, Firn, Load, Oxbow lake, Moraine, Tarn, Kettle Lake
Alluvium
Fill in the blanks (2 different words):
Snow + pressure--> _____ + pressure --> ice + _____
= Glacier
Firn, Movement
Which is true?
A. All rivers have a mouth
B. All rivers have a delta
C. All major rivers have a delta but not a mouth
D. If a river has a mouth, it must have a delta
E. Rivers that flow into an ocean with waves must have a delta
A. All rivers have a mouth
Mt. St. Helen’s had an eruption that occurred just after this mass movement event; the heat of the rising magma, melted snow at the top of the mountain triggering the mass movement event!
mudflow