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GY 102-Final Exam |Questions with Complete Verified Correct Answers
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GY 102-Final Exam |Questions withComplete Verified Correct Answers
What term defines the action of particles moving along the beach? - ✔Drift
A large dune that results from winds shifting in all directions is a: - ✔Star dune
Serrated ridges formed by erosion in glaciated mountains are - ✔Arêtes
Which is correct? - ✔All of these
Permanently frozen subsurface is called permafrost
Subarctic climate regions with seasonally snow-free ground are periglaial regions
Periglacial regions can sometimes feature polygonal rock formations
Periglacial regions occupy about 20% of earths land are
Which of the following affects earth's climate on short timescales because of increased
atmospheric reflectivity? - ✔Volcanic eruptions
What causes a tsunami's wave length height to increase near the coast? -
✔Wavelength shortness in the shallow water near a coast and the wavelength slows
down
, Areas at high risk of desertitifcaion include - ✔All of the above
The Sahel region of Africa
The western US
Central Asia
Some think the Sphinx in Egypt was initially a.. - ✔Yardang formed by abrasion
Desert pavement is formed by - ✔deflation and rainwater
Which of the following specific processes forms ventifacts: - ✔Abrasion
Which of the following is true of sand dunes? - ✔they are depositional features
Which of the following is true of loess? - ✔Loess deposits in the U.S. and Europe are
derived from glacial outwash deposits.
Seven elements account for more than ____ of the dissolved solids in seawater. - ✔99%
You would expect to find the most brackish water in: - ✔high-latitude oceans
The term for coastal environments is: - ✔the littoral zone
Which of the following is true regarding Mean sea level? - ✔the North American Pacific
coast mean sea level is 66cm(26 inches) higher than the Atlantic coast, It takes about 19 years
of meaurements to calculate mean sea level, it has been measured precisely using satellites
The following occurs when Earth, the Sun, and the Moon are in linear alignment: -
✔higher high tides, lower low tides
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