On a bright sunny afternoon, patches of circular light spots are observed under the shadow of a leafy tree.…
On a bright sunny afternoon, patches of circular light spots are observed under the shadow of a leafy tree. What acts as the pinhole in this natural arrangement?
The sun light rays
The smooth ground surface
Small gaps between overlapping tree leaves
Individual green leaves
Solution
Tiny spaces between dense leaves act as natural pinholes, projecting circular images of the Sun onto the ground.