Conservation of Angular Momentum: Rotational Dynamics
Hero's Engine
PIRA Class: 1Q40.80

Purpose
Observe the conservation of angular momentum of an isolated system.

Description
A flask (inside sleeve of a thermos) constructed such that the vents are constructed in opposite directions. As steam from the liquid nitrogen exit the vents, flask will spin.

Alternative: Use a glass Hero's Engine flask and heat the water within using a propane burner

Equipment
Thermos Hero's Engine