The Moon, the Earth and the Sun


made by Cédric Beltami

The real distances are given in metres.
Calculate the distances of the scale-down to the nearest unity.

    scale-down
radius of the Earth 6.37 x 106
1 cm
orbital radius of the Earth 1.49 x 1011 m
radius of the Moon 1.74 x 106 mm
orbital radius of the Moon 3.84 x 108 cm
radius of the Sun 6.96 x 108 m