Playas are:

a. ancient Pleistocene shorelines representing a past, more humid climate.
b. eolian depositional landforms.
c. ancient abandoned river courses representing a past, more humid climate.
d. intensely gullied.
e. occasionally, at least partly flooded with water.


E

Environmental & Atmospheric Sciences

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The proportion f ~ T tells us that a twice-as-hot object emits radiation that

A. had double the wavelength. B. has half as much radiation frequency. C. has twice the radiation frequency. D. none of the above

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The smaller the footprint of a sound beam, the greater the detail of the seafloor features.

Answer the following statement true (T) or false (F)

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The neon atom tends not to lose any electrons because

A. the ionization energy is so high. B. that would result in a negative ion. C. of its relatively strong effective nuclear charge. D. its electrons are paired together within the same orbitals.

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Which conveyor belt is responsible for the comma head of a middle-latitude cyclone?

A. cold conveyor belt B. dry conveyor belt C. warm conveyor belt D. stratospheric conveyor belt

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