Israel has been irrigating crops for over 60 years and has experienced very few problems from soil salinization. How have they avoided this type of soil degradation?
A. They only use highly efficient irrigation techniques.
B. Israel does not have an arid environment.
C. The soils are not highly mineralized.
D. They only use the gravity flow method.
Answer: A
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Sketch and label five simple diagrams that illustrate each of the following: superposition, original horizontality, lateral continuity, cross-cutting relationships, and inclusions
What will be an ideal response?
The east coast of South America ________.
A. is a passive continental margin B. is a passive continental margin and has a relatively wide continental shelf C. has a relatively wide continental shelf D. is marked by a deep ocean trench E. is an active continental margin
Air ________ inside the eye of a hurricane
A) rises and cools adiabatically B) rises and warms adiabatically C) sinks and cools adiabatically D) sinks and warms adiabatically
Where is the most severe weather typically located in a midlatitude cyclone?
A) just south of the center of circulation B) on the trailing cold front, south or west of the center of circulation C) just north of the center of circulation D) on the warm front preceding the center of circulation