Question

As a child observes, liquid is transferred from a tall, thin tube into a short, wide jar. the child is asked if there is now less liquid in order to determine if she has mastered:

Answer 1

No. There will be no change of liquid but if you will really consider the liquid left from the tall container, then there is liquid left in it. This is because there is no perfect container that can transfer the exact amount of liquid from one container to another.