Code: 4E20.40
Demo Title: Balloon In Bell Jar
Subject: Constant Temperature
Description:
A partially filled balloon is placed in a bell jar and vacuumed. Also try a fresh marshmallow.
Procedure:
- First, line the Bell Jars rim with vacuum grease.
- Second, put partially filled balloon inside the Bell Jar.
- Third, connect vacuum pump.
- Finally, turn on vacuum pump.
Video URL: