Which gas is a major source of indoor pollution?

A) carbon dioxide
B) radon
C) nitrous oxide
D) sulfuric acid


B

Environmental & Atmospheric Sciences

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Which of the following best describes most ecosystems?

A) They are sharply divided from other ecosystems. B) They consist of two or more distinct landscapes. C) They grade into other ecosystems in regions called ecotones. D) They are clustered with other ecosystems to form communities.

Environmental & Atmospheric Sciences

Pressurized water reactors will potentially make nuclear energy safer

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Mid-oceanic ridges occur at ________ plate boundaries

A) synthetic B) transform C) convergent D) transverse E) divergent

Environmental & Atmospheric Sciences

In what environment will the plant and animal remains necessary to generate oil accumulate?

A) Desert B) Swamp C) Stream D) Ocean

Environmental & Atmospheric Sciences