American Scientific Bernoulli Bag

Helps explore Bernoulli's principle of air pressure.

Supplier: American Scientific 704000

Catalog No. S13175

Quantity

Includes: Teacher's guide

Description

Place it firmly to mouth (like balloon), it takes many breaths to blow it up
When held in front of mouth and blown, air pressure in stream produce is reduced
Entraps surrounding air to join in filling up bag, hence can be blown in single breath
Effective after students have counted many of their own breaths in attempting to fill up bag

Specifications

Product Type	Bernoulli Bag
For Use With (Application)	Explores Bernoulli's principle of air pressure
Includes	Teacher's guide
Quantity	4/Pk.

Description