Which consequence occurs when winter freeze/thaw cycles act on Roman mosaics?

💡 Explanation

Progressive tesserae detachment results from **frost wedging** because water penetrates gaps, expands upon freezing, and loosens the bond between tesserae and the underlying mortar; therefore, adhesion fails gradually rather than pigment changes being amplified.

• Which mechanism contributed to iron ship component failure if improperly quenched after shaping?
• Which outcome resulted when Viking longships encountered shallow river deltas?
• Which measurement error increased aboard 18th-century ships using a sextant during heavy swells?
• Which outcome resulted from the limits of Song Dynasty's vertical stack molding when casting iron ingots?
• Which phenomenon affected the achievable magnification of early single-lens microscopes crafted by innovators like Ibn Sahl?
• Which risk increased for Inca record-keepers when environmental humidity rose?