Temperature inversions ____.
A. occur when a layer of cold air prevents warm air from rising
B. make pollution problems worse
C. last only a few minutes to a few hours
D. cause cool air near the earth's surface to expand and rise, carrying pollutants higher into the troposphere
E. help prevent air pollution
Answer: B
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Saint Pierre on the Caribbean Island of Martinique was destroyed by which of the following?
a. ash and pumice falls b. flowing lava c. pyroclastic density currents d. poisonous gasses e. a tsunami
Which of the following statements are true? Check all that apply.A) The terms species and population are interrelated.B) A species is the largest possible population of a particular kind of organism.C) A population includes all organisms in a specific place.D) The term population is often used to refer to portions of a species by specifying a space and time.
Fill in the blank(s) with the appropriate word(s).
Air rising forcibly lifted upslope when it meets a topographic barrier such as a mountain is an example of ________ lifting
A) convergent B) convectional C) orographic D) frontal
What depositional feature is visible here?
A) Braided channel B) Terrace C) Incised meanders D) Delta