In which of the following settings would a breath of air contain much fewer molecules than a breath of air taken at sea level?

A. standing at the top of a 7000 metre-high mountain
B. on the roof of a high-rise building
C. standing at the top of a hill
D. in an underground cave


Answer: A

Environmental & Atmospheric Sciences

You might also like to view...

In the Demographic Transition Model which of the following statements is TRUE?

A) Stages 1 and 4 both have low death rates B) Stage 1 has a low birth rate but a high death rate C) Stage 4 has a low RNI D) Stage 3 has a lower birth rate than death rate E) Stage 2 has a low RNI

Environmental & Atmospheric Sciences

Rip currents are important in the erosion and deposition of sediment along shorelines. Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

?Match the term with the correct description.

A. ?bacteria, viruses, protozoa, parasites B. ?oil, gasoline, plastics, pesticides, cleaning solvents C. ?lead, mercury, arsenic D. ?nitrate and phosphate E. ?biodegradable animal wastes and plant debris

Environmental & Atmospheric Sciences

In an age-structure pyramid, the most critical age span for women in order to determine the current fertility rate potential is ________

A) 15-35 B) 15-49 C) 25-45 D) 21-45 E) 25-49

Environmental & Atmospheric Sciences