Bernoulli’s Tube – 2C20.10

- Blow across the top of the transparent vertical tube with Styrofoam plug.
- Observe how the Styrofoam plug rises demonstrating how the Bernoulli effect causes the pressure in moving air to become less than atmospheric.

Location: Jacobs B12 - Shelf 286

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Wind Bags – 2C20.22

- Blow into a long tubular plastic bag known as a “Wind Bag.”
- If the bag is placed right over the mouth, it will barely inflate when blown into.
- If the bag is held a few inches away from the mouth and blown into, it will inflate a much greater amount, as air in the region is pulled into the stream of air entering the bag.

Location: Jacobs B122 - Shelf 280

Bernoulli’s Funny Car – 2C20.35 

- Demonstrate Bernoulli’s principle by supporting a Styrofoam ball in a stream air.
- Put Styrofoam ball on smokestack.
- Move switch to GO position.

Location: Jacobs B122 - Shelf 281

Video:

Singing Boogle Tube – 2C20.36

 - Hold at one end and swing the tube to hear the not. Adjust the speed of the tube to obtain higher or lower pitch.

Location: Jacobs B122 - Shelf 275 

Video: