January 7, 2019
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### If you were to construct a scale model of the solar system using the rubber ball to represent Earth what is the radius

Earth has a radius of about 6400 km, the sun has a radius of

about 7.0Ã—105

km, and aÂ rubber ball has a radius of 6.4 cm. If you were

to construct a scale model of the solarÂ system using the

rubber ball to represent Earth, what is the radius of a ball needed

toÂ represent the sun in your model?

Â

a. 7.0Ã—105Â cm

b. 7.0 cm

c. 700 cm

d. 70 cm

e. 7000 cm