Q: Is shadow a dark area where light from a light source is blocked by an opaque object? ¶
Q: Is shadow divided into the umbra? ¶
A: Yes, and penumbra and antumbra.
Q: Is shadow a dry area, which with respect to the prevailing wind direction, is beyond a mountain range? ¶
A: Yes, the elevated terrain impedes rainclouds from entering the dry zone.
Q: Are shadows cast directly underneath objects? ¶
Q: Is shadow projected the shadows converge at the point of contact? ¶
Q: Is shadow a two-dimensional silhouette? ¶
A: Yes, or a reverse projection of the object blocking the light.