Air is best described as a(n) ________

A) chemical compound
B) element
C) mixture
D) colloid
E) particulate


Answer: C

Environmental & Atmospheric Sciences

You might also like to view...

Why are nuclear power plants NOT supported in the United States?

a. Fears about accidents b. Nuclear waste issues c. High costs of building and maintaining plants d. All are issues regarding nuclear energy.

Environmental & Atmospheric Sciences

Which of the materials below is an example of biomass fuel?

A) Wood B) Uranium C) Oil D) Hot water

Environmental & Atmospheric Sciences

If a widow's peak hairline is dominant and a straight hairline is recessive, then a person with a

A) straight hairline must be a heterozygote. B) widow's peak hairline must be a heterozygote. C) straight hairline must be a homozygote. D) widow's peak hairline must be a homozygote.

Environmental & Atmospheric Sciences

Which state accounts for the greatest percentage of all U.S. earthquakes of magnitude 3.5 and above?

A. Washington B. Nevada C. Hawaii D. California E. Alaska

Environmental & Atmospheric Sciences