In a conservation of liquid experiment, Victoria is shown two identical beakers filled with the same amount of juice. The juice from one of the beakers is poured into a taller, thinner beaker. Victoria now thinks there is more juice in the tall, thin beaker than in the original beaker. Victoria appears to be in Piaget's __________ stage of cognitive development.
A) preoperational
B) concrete operational
C) sensorimotor
D) formal operational

Question

Quizplus · Accepted Answer

This is because Victoria is not able to understand the conservation principle, which is the understanding that the amount of a substance remains the same even if the shape or appearance changes. Children in the preoperational stage (ages 2-7) lack this understanding and often make errors like thinking there is more juice in the tall, thin beaker simply because it looks like there is more.

In a Conservation of Liquid Experiment, Victoria Is Shown Two