kraigstlistt
11.04.2020 •
Physics
A log was cut from a tree and put in
water. The log floated on its side so
that half the log was above the water
surface. Another log was cut from the
same tree. This log was twice as long
and twice as wide. How does the
larger log float compared with the
smaller log? Circle the best answer
A More than half of the larger log
floats above the water surface.
B Half of the larger log floats above the water surface.
C Less than half of the larger log floats above the water surface.
Explain your thinking. Describe the "rule" or the reasoning you used for your answer.
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Ответ:
79%
Explanation:
Energy expelled / Energy absorbed = 415/525 = 0.79 = 79%