Mathematics, 02.10.2019 12:20 aprilstalder

Earth has a radius of about 6400 km, the sun has a radius of about 7.0´105 km, and a rubber ball has a radius of 6.4 cm. if you were to construct a scale model of the solar system using the rubber ball to represent earth, what is the radius of a ball needed to represent the sun in your model?

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