When do strong chinook winds develop in the Lethbridge area?
A. During the summer when a low-pressure centre forms
B. During the winter when a high-pressure centre forms
C. During the winter when a low-pressure centre forms
D. During the summer when a high-pressure centre forms
Answer: B
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The Peninsular terrane is now part of the crust of North America in southern Alaska
The dominant rock type in this terrane is intrusive igneous rock that ranges in composition from gabbro to granite and volcanic rock with a similar compositional range. Geologic evidence indicates the Peninsular terrane collided with North America during late Mesozoic time. Which of the following would be the most reasonable interpretation for the origins of the Peninsular terrane? A) a Mesozoic accretionary wedge B) a Paleozoic accretionary wedge C) a Mesozoic island arc D) a Mesozoic oceanic plateau E) a Cenozoic forearc basin
Which of the following is not true of soil air?
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What chemical weathering process involves the removal of carbon dioxide from the atmosphere and results in weathering of rock?
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