There are sulfide ores being deposited now at spreading ridges.

Answer the following statement true (T) or false (F)


True

Environmental & Atmospheric Sciences

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What is the environmentally unfriendly component of chlorinated fluorocarbons that ultimately damages ozone?

A. chlorine atoms B. carbon atoms C. molecular fragments of carbon and fluorine D. fluorine atoms E. all of the above

Environmental & Atmospheric Sciences

List three of the pre-eminent oceanographic institutions in the United States; include where they are located and their

academic association. What will be an ideal response?

Environmental & Atmospheric Sciences

The polar front jet stream is

A) located farther south during winter because cold air covers a larger area of the northern hemisphere during winter. B) located farther north during winter because cold air covers a larger area of the northern hemisphere during winter. C) located farther south during winter because cold air covers a smaller area of the northern hemisphere during winter. D) located farther north during winter because cold air covers a smaller area of the northern hemisphere during winter.

Environmental & Atmospheric Sciences

Which of the following best describes crown fires?

A) They create a mosaic of successional stages in an ecosystem. B) They decrease biodiversity by eliminating species that are fire resistant. C) They increase the later stages of succession. D) They are not a natural factor in undisturbed ecosystems.

Environmental & Atmospheric Sciences