Your Safer Source for Science

Since 1977

Address P.O. Box 219 Batavia, IL 60510
Phone 800-452-1261
Fax 866-452-1436
Email flinn@flinnsci.com
firewatch

Learn how to build a simple device to demonstrate the relationship between surface area and energy. Two identical balloons, inflated to different volumes, are connected. What will happen when the pathway is opened and air is allowed to flow between the two balloons? The outcome may surprise you . . . although it shouldn’t!

Concepts

  • Scientific Method
  • Observations
  • Hypothesis
  • Models
  • Volume
  • Surface Area