The second law of thermodynamics states that
a. energy can be transformed into matter, and
because of this, something is obtained for
nothing.
b. energy can be destroyed during nuclear
reactions such as those that occur inside the sun.
c. if energy is gained by one region of the
universe, another place in the universe also must
gain energy in order to maintain the balance of
nature.
d. energy tends to flow from concentrated to less
concentrated forms.
e. none of these is true.
Answer: d
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