A Styrofoam Sphere of Radius R Has a Density $\sqrt { 8 }$

question 21

Multiple Choice

A styrofoam sphere of radius R has a density ?. You now carefully compress the sphere so its radius is R/2. What is the density of the compressed sphere?

• A)2
• B)4
• C)\(\sqrt { 8 }\)
• D)\(\sqrt { 2 }\)
• E)8 ?

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