How do I figure out how many spheres the size of Pluto would it take to have the volume as a sphere the size of earth?

by on May 24, 2013

Q: The radii of Earth and Pluto are 6,371 kilometers and 1,161 kilometers, respectively. Approximately how many spheres the size of Pluto does it take to have the same volume as Earth?


One Response to “How do I figure out how many spheres the size of Pluto would it take to have the volume as a sphere the size of earth?”
  1.  

    Math is awesome!

    Just calculate the volume of each sphere: http://en.wikipedia.org/wiki/Sphere#Volume_of_a_sphere

    And then divide them!