Which of the following explains why a thick glass cup cracks when boiling water is poured into it?

A. Unequal expansion of the exterior and interior walls of the cup
B. Anomalous expansion of the water
C. Greater specific latent capacity of water compared with that of glass
D. Large increase in the heat capacity of the cup
E. High density of the water

Correct Answer:

Option A – Unequal expansion of the exterior and interior walls of the cup