Passage 2

In relationship to the passage as a whole, notes 1 and 2 do which of the following?

Document studies that show how contrails contribute to global warming

Which of the following is an accurate reading of note 2?

The 2003 AAC Conference took place in Friedrichshafen, Germany.

Lines 65-70 ("Their . . . emissions") are best described as

a summary of the primary conclusions of the study

According to the passage, the relationship between aircraft contrails and cirriform clouds is best expressed by which of the following

aircraft contrails increase the number of cirriform clouds that form

Lines 38-41 ("Ironically . . . contrails") point out

an unexpected consequence of a technological improvement

The author states "This is a major claim" (lines 11-12) in order to

call attention to a claim by highlighting its importance

In the first paragraph (lines 1-15), the author relies on which of the following to establish credibility?

data from a scientific study

The function of the note in line 1 is to

document the specific source for an empirical claim

The primary goal of the passage is to

explore the relationship of air traffic to atmospheric temperatures

According to lines 59-70, aircraft flying lower would result in all of the following consequences EXCEPT

increasing the number of cirriform clouds

The author's strategy in paragraph three (lines 25-35) can best be described as presenting a

qualifying statement that is modified by a following statement

The author's tone in paragraph three (lines 25-35) can best be described as

reasoned

The word "Amazingly" (line 18) emphasizes the author's

surprise at the conclusion of a study

Taken as a whole, the notes suggest that

the author has consulted both published and unpublished sources

What aspect of the Williams and Noland study is emphasized in the last paragraph

the rapidity with which improvement will occur