The volume of the earth V=4πR? /3=4R？

=4×6400?

= 1.048576× 10^ 12

≈ 1.05× 10 12(km？ )

2) solar volume V=4( 100R)? = 10 6× the volume of the earth//:The volume of the sun is 1 10,000 times that of the earth!

= 1.05× 10 18(km？ )