# What would be the radius of the ball representing moon if radius of earth and moon are 6368 km and 1738 km respectively?

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David Beckham wants to build a model of the Solar system. If he decided that the earth would be represented by a regulation sized soccer ball (roughly spherical and approximately 11 cm radius).

What would be the radius of the ball representing moon if radius of earth and moon are 6368 km and 1738 km respectively.

posted Jul 22, 2015

3 cm
11 / 6368 * 1738 = 3

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