Question: The phenomenon in the picture is:
A. Pillow structure
B. Spheroidal structure
C. Spheroidal weathering
D. Nodule
Clues:
1. The image shows a rock formation composed of numerous individual, rounded, and bulbous masses.
2. These rounded masses are packed closely together, appearing to be stacked on top of one another.
3. The shapes of the masses resemble pillows or sacks.
4. Some of the masses appear to have molded their shape against the ones below them, suggesting they were formed in a fluid or plastic state.
5. The overall structure is composed of these distinct pillow-like units, rather than being a single rock mass weathered into round shapes.
Answer: C
Category: Astronomy and Geography