11. Suddenly a very noticeable black spot appears under the newly formed overhang.
"The black spot of the shadow."
The Sun is located above and behind the viewer. It begins to cast a shadow under the newly developed overhang. - The black spot of the shadow grows.
- The shadow spreads out and thickens while it seems to remain clinging to the underside of the forward rolling overhang.
12. The shadow is about to drop to down to the ground below, the surface of the object. At first the shadow seems to slowly stretch or reach, gradually spreading down the area under the overhang as it thickens even more..
13. Suddenly the shadow then seems to leap or pounce down to the ground below. The shadow then immediately very rapidly moves from what appears to be the left end of the valley towards the right.
The shadow is also moving away from the viewer on an angle that is always gradually increasing relative to the object and the viewer. This is the time when the shadow is young. This is when yo