Maria, who is 9 years of age observes two identical balls of clay and watches as her teacher rolls one ball of clay into a long hot-dog shape and leaves the other ball of clay in the original round ball. Maria is then asked which piece has more clay. She says that both shapes have the same mount. Maria understands object ______.
A) typing
B) constancy
C) identity
D) reversibility

Question

Quizplus · Accepted Answer

Maria demonstrates an understanding of object constancy, which is the ability to understand that the physical properties of an object remain the same despite changes in shape or appearance. She recognizes that despite the different shapes, the two balls of clay have the same amount of clay. The other options (typing, identity, and reversibility) do not accurately describe the concept being demonstrated by Maria's response.

Maria, Who Is 9 Years of Age Observes Two Identical