Of the three sciences, physics, chemistry, and biology, the most complex is

A. biology, because it is based upon both the laws of chemistry and physics.
B. physics, because it involves many mathematical equations.
C. chemistry, because there are so many possible combinations of atoms.
D. All three of these sciences are equally complex.


Answer: A

Environmental & Atmospheric Sciences

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A. These compounds are encountered frequently. B. The common names are shorter and easier to pronounce. C. The common names are more widely known. D. all of the above

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A) cirques B) kettle holes C) eskers D) roche moutonnees E) ground moraines

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Which of the following are probably the most abundant but least understood of all forms of life on Earth?

a. insects b. bacteria c. animals d. trees

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An estuary is where rivers meet the ocean and where freshwater and seawater mix

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences