3-2-1 Contact

Season 1 Episode 5: Noisy/Quiet: Range of Vibration

Lisa, Marc, and Trini are given a puzzle. They hear a bell ring and, as instructed, put the bell in a closed jar and take out some of the air with a vacuum pump. Since they don't hear the ringing, they begin to wonder: Is the bell broken?

Seasons:

7

Episodes:

223

Quality:

HD

Status:

Ended

First Air:

1980

IMDb:

6.9