DaVonte, a 10-year-old, first sees two identical glasses with water at the same level; then, the water from one of the short, wide glasses is poured into a taller, thinner glass. DaVonte will likely conclude that there is __________.
A) more water in the taller, thinner glass
B) more water in the shorter, wider glass
C) an equal amount of water in the shorter, wider glass and the taller, thinner glass
D) an equal amount of water in the two identical glasses only

Question

Quizplus · Accepted Answer

At 10 years old, DaVonte is likely in the concrete operational stage of cognitive development, where he understands the concept of conservation, recognizing that the amount of water remains the same despite changes in the shape of the container.

DaVonte, a 10-Year-Old, First Sees Two Identical Glasses with Water