A plastic sphere of density 700 kg/m³ and radius of 20.0 cm floats on the surface of a freshwater lake. a. Find the mass of the sphere. b. Find the buoyant force on the sphere. C. How much of the sphere's volume is submerged? d. How much force is needed to completely submerge the sphere?

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A plastic sphere of density 700 kg/m³ and radius of 20.0 cm floats on the surface of a
freshwater lake.
a. Find the mass of the sphere.
b. Find the buoyant force on the sphere..
c. How much of the sphere's volume is submerged?
d. How much force is needed to completely submerge the sphere?
Transcribed Image Text:A plastic sphere of density 700 kg/m³ and radius of 20.0 cm floats on the surface of a freshwater lake. a. Find the mass of the sphere. b. Find the buoyant force on the sphere.. c. How much of the sphere's volume is submerged? d. How much force is needed to completely submerge the sphere?
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