ocr: light of the moon. Here Leonardo claims that when the moon is at its brightest it receives strong solar rays reflected from the earth's ocean. The argument iS a good example of how Leonardo's faithi in the underlying geometric structure of the universe led him to construct theoretical experiments based on analogies. His proposal could not be verified, but it encouraged further speculation that countered the prevailing notion that the moon has a shiny, mirrorlike surface. Here Leonardo's aim is to account for the variations in the brightness
