Which of the following are pioneer species?
A) zebra mussels
B) lichens
C) aspen trees
D) wolves and mountain lions
E) beavers
Answer: B
Environmental & Atmospheric Sciences
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What determines the characteristics of ocean waves?
a. The wavelength and wave period b. The wave height and wave frequency c. The wavelength and water depth d. The wave period and wave frequency
Environmental & Atmospheric Sciences
Which characteristic of air provides a measure of the average speed of the atoms and molecules?
A) pressure B) temperature C) density D) evaporation
Environmental & Atmospheric Sciences
What caused holes in marble Roman columns 6 meters above sea level?
A) salt-water corrosion B) physical weathering C) clams D) chemical weathering
Environmental & Atmospheric Sciences
In the United States, ________ is the leading source of energy
A) natural gas B) coal C) oil D) wood E) nuclear
Environmental & Atmospheric Sciences