Posted by Leslie on Thursday, November 15, 2012 at 12:50am.
What (decimal) fraction of a hypothetical spherical planet's volume does a planetary core with a radius of 70% of that planet's radius have? Round off answer to three decimal places. [Hint: the volume of a sphere is equal to 4/3 pi times the radius cubed]

Physics  Astronomy  drwls, Thursday, November 15, 2012 at 5:53am
(0.7)^3 = 0.343
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