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

How do hot air balloons lift from the ground towards the sky? Why do they stay afloat? Why do they eventually descend? Create your own hot air balloon and answer these questions!

Concepts

  • Gas Laws
  • Temperature
  • Density