Larry, 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. Larry will likely conclude that
A) there is more water in the taller, thinner glass.
B) there is more water in the shorter, wider glass.
C) there are equal amounts of water in the shorter, wider and taller, thinner glasses.
D) there are equal amounts of water in the two identical glasses only.
E) all of the glasses have the same amount of water

Question

Quizplus · Accepted Answer

At the age of 10, children like Larry have typically developed the ability to understand the concept of conservation of quantity. This means they can recognize that the amount of water remains the same regardless of the shape of the container it's in.

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