| 725 | 726 | 727 | 728 | 729 |
| 1 | 306 | 613 | 919 | 1225 |
|
NEAR TO US.
Every object seen through a curved medium seems to be of larger size
than it is.
[Footnote: At A is written sole (the sun), at B terra (the
earth).]
8
90.
Because the eye is small it can only see the image of the sun as of
a small size. If the eye were as large as the sun it would see the
image of the sun in water of the same size as the real body of the
sun, so long as the water is smooth.
8
91.
A METHOD OF SEEING THE SUN ECLIPSED WITHOUT PAIN TO THE EYE.
Take a piece of paper and pierce holes in it with a needle, and look
at the sun through these holes.
III.
THE MOON.
727
Page
Quick Jump
|