The reason the Sun's radiant energy is of shorter wavelengths than the Earth's is because the Sun
A) has much more thermal energy.
B) has a higher temperature than the Earth.
C) is an energy source while the earth is primarily an energy receiver.
D) all of the above
E) none of the above
B
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The velocity of something being tangential means that its motion is
A. along or parallel to its path. B. perpendicular to its path. C. both of these D. neither of these
The advent of ____ allowed geologists to assign numeric dates to the geologic time scale
a. uniformitarianism b. radiometric dating c. relative dating d. fossil succession e. stratigraphic nomenclature
Of the following, which produces the least severe weather?
A) supercell thunderstorm B) mesoscale convective complex C) squall line D) air-mass thunderstorm E) tornado
How many different bases can be found in tRNA molecules?
A) 2 B) 3 C) 4 D) more than 4