Bernoulli's principle


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Related to Bernoulli's principle: Pascal's principle, Bernoulli's equation

Bernoulli's principle

or

Bernoulli's law

n
(General Physics) physics the principle that in a liquid flowing through a pipe the pressure difference that accelerates the flow when the bore changes is equal to the product of half the density times the change of the square of the speed, provided friction is negligible
[C19: named after Daniel Bernoulli]
References in periodicals archive ?
The action of horizontal wind pressure across a vent is expressed in Bernoulli's principle of flow dynamics, which explains how air exhaust can induce the compression and expansion of air inside the facility.
In this study, we hypothesized that the use of AR, because it provides a visualization of the underlying causal mechanisms, can assist students in developing a more accurate conception of Bernoulli's principle. We found that after participating in brief, informal investigations of the principle at a science museum, students who interacted with an exhibit using AR were better able to understand the science than students in a non-AR condition.
As the event was linked to science, students also studied Newton's laws and Bernoulli's principle that relates to flight.
By throttling up, you and Newton are commanding a relative torrent of air to move in direction opposite your intended travel until, at some point, Bernoulli's principle kicks in and the aircraft becomes airborne.
Those crashes allowed the pilots to understand the circumstances that caused Bernoulli's principle to lead to failure and not flight.
Flying an airplane involves multiple concepts from physics: Bernoulli's principle, centrifugal force, Newton's law of gravity, to name a few.
The group has met weekly, covering a variety of STEM-focused topics such as the Scientific Method, Bernoulli's Principle, Pascal's Law, Newton's first law of motion and more.
Successfully washing the nose, clearing the tiny cilia so they can sweep effectively again, and using a law of physics called Bernoulli's principle creates the most complete daily wash possible.
Thousands of students at 195 locations participated in the record attempt, which also included a second experiment called the "Water Mister" that demonstrates Bernoulli's principle. The event took place on October 12 to kick off National Science and Technology week that runs in conjunction with National Chemistry Week.