exploratorium

Exhibits

PHENOMENA

Atoms and Particles

Cloud Chamber

Look down into the chamber and you’ll see an ongoing cascade of thin white trails appearing and disappearing. These are cosmic ray tracks, created by high-energy subatomic particles from space.

Where:   Bechtel Gallery 3: Seeing & Listening
Fluorescent Tube

Powder inside a fluorescent tube makes invisible light visible.

Where:   Bechtel Gallery 3: Seeing & Listening
Liquid Litmus

See the chemical reactions taking place in an electrolytic cell, as electricity flowing through a tank of salt water and pH-indicating dye creates zones of acidic (yellow) and basic (blue) solutions.

Where:   Fisher Bay Observatory Gallery 6, Mezzanine