III. Six Books on Light and Shade: 165.
The archive, offline Own the Wisdom of the Ages Every text in the library on a single USB drive. Read offline, cite freely, keep forever. No subscription required.
Get the drive $127.00

III. Six Books on Light and Shade: 165.

165.

Any shadow cast by a body in light and shade is of the same nature and character as that which is inseparable from the body. The centre of the length of a shadow always corresponds to that of the luminous body 72 . It is inevitable that every shadow must have its centre in a line with the centre of the light.

On the shape of derived shadows (166-174).


Footnotes

  1. 94:72

    6: This second statement of the same idea as in the former sentence, but in different words, does not, in the original, come next to the foregoing; sections 172 and 127 are placed between them.

Read ad-free with unlimited highlights, bookmarks, and annotations. $10/mo Become a Supporter Join

Comments and social are coming soon

Reader conversations and shared activity will appear here.

173 of 1768 Book 10% ~1 min left