Gretchen watches as her preschool teacher forms two identical balls of modelling clay.The teacher gives one of the balls of modelling clay to Gretchen,and then squashes the remaining ball into a flat pancake.She asks Gretchen if they both have the same amount of clay,and Gretchen confidently states that the teacher has more because the pancake is wider than the ball.What thinking flaw does this example illustrate

Question

Quizplus · Accepted Answer

Gretchen is focusing only on the width of the flattened pancake and not taking into consideration the fact that the amount of clay is still the same. She is centrating on only one aspect of the situation and not considering other variables.

Gretchen Watches as Her Preschool Teacher Forms Two Identical Balls