Which is considered a physical factor?

a. Diffusion
b. Dissolved nutrients
c. Surface-to-volume ratio
d. Active transport


ANS: B
Physical factors are any aspects of the physical environment that affect living organisms. The most
important include light, temperature, dissolved nutrients, and salinity. These factors determine the
suitability of an environment. Information can be found in the section Marine Life Success Depends
upon Physical and Biological Environmental Factors.

Environmental & Atmospheric Sciences

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What describes the merging of two waves that results in a wave exceeding the size of each individual wave?

a. dispersion b. cumulative wave train c. destructive interference d. conversion e. constructive interference

Environmental & Atmospheric Sciences

In capitalism, what are oligopolists?

A) bankers who establish lines of credit B) major producers who can shape the market price for their goods C) traders who often manipulate the supply of goods in order to maximize profits D) merchants who choose to sell as much as possible at low prices E) forts and supply stations along trade routes

Environmental & Atmospheric Sciences

Science, art, and religion do not contradict one another because

A) all three have different domains. B) if you choose the right one, you can forget the other two. C) if you choose religion and art, you can forget about science. D) if you choose science, you can forget about religion and art.

Environmental & Atmospheric Sciences

Spectral models

A) look at a small section of the atmosphere. B) are useful only for short-range forecasts. C) include the NGM. D) interpret the atmosphere in terms of changes in waves. E) all of the above

Environmental & Atmospheric Sciences