Volumes - Spherical Vs Cylindrical

Purpose

To illustrate a volume perception paradox.

Equipment

Graduated cylinder, flask, and water.

Suggestions

Before pouring the water, ask your students if the amount of water in the cylinder will (a) not fill up the sphere, (b) exactly fill up the flask, or (c) fill up the flask before the cylinder is emptied.

Images

a1-32

Description

Water filling the graduated cylinder is poured into the apparently smaller spherical flask.