QUESTION 31 The great dust bowl of the 1930’s was the result of… All of these ch
ID: 161159 • Letter: Q
Question
QUESTION 31
The great dust bowl of the 1930’s was the result of…
All of these choices.
drought for several years.
wind storms.
soil erosion.
farming practices.
2 points
QUESTION 32
When water is pumped from a groundwater well, the water around the well forms…
a cone of depression;
a subsurface wave that can transport water chemicals more effectively;
a subsurface vacuum in the open pore space causing the well to slowly contract and close.
a zone of contamination with the rock;
2 points
QUESTION 33
A horizontal tunnel that is used in subsurface mining.
adit
seam
ore-run
shaft
ore-way
2 points
QUESTION 34
A vertical tunnel that is used in subsurface mining.
shaft
pit
adit
footwall
hanging wall
2 points
QUESTION 35
The river in the image flows through LA California. What engineering process altered this river?
levee construction
meander
eutrophication
sinuosity
channelization
2 points
QUESTION 36
What is the Mohorovicic Discontinuity?
Bottom of the lithosphere
Top of the asthenosphere.
Bottom of the mantle
Bottom of the crust
2 points
QUESTION 37
Oceanic crust is…
some of the oldest rock on the earth.
composed of mafic rocks.
the most abundant rock in the earth.
has a density of 2.75 grams per cubic centimeter.
2 points
QUESTION 38
Environmental disaster that resulted in national attention to environmental issues and the formation of the Environmental Protection Agency.
Onondaga lake contamination
Hudson river PCB contamination;
TMI nuclear release;
Cuyahoga river fire;
Cayuga river flooding;
A.All of these choices.
B.drought for several years.
C.wind storms.
D.soil erosion.
E.farming practices.
Explanation / Answer
31. Dust bowl was the name given due to all the given affects in 1930. Hence, the correct option is A.
32. Lowering water in a well results in cone of depression. Hence, the correct option is A.
33. Mining into the ground done in a horizontal or nearly horizontal pattern is called as adit. Hence, the correct option is A.
34. Mining done by vertical or nearly vertical into the ground is known as Shaft. Hence, the correct option is A.
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