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Showing 1 - 10 of 67
Showing 1 - 10 of 67
Atmospheric Pressure
The fundamental SI unit of pressure is the Pascal (Pa), but it is a small unit so kPa is the most common direct pressure unit for atmospheric pressure. 1 mm Hg is an old unit of pressure ...
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Hits: 1225
Variation of pressure with depth
An exploration of the variation of pressure with depth which gives derivation of general formula relating pressures at two points in a fluid separated by a depth 'h'.
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Hits: 1012
NOVA: Atmospheric Pressure
From the companion website to several recent NOVA programs on Mt. Everest, including "Lost on Everest". This page looks at the effects air pressure at high altitudes.
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Hits: 937
Boiling Point
The boiling point is defined as the temperature at which the saturated vapor pressure of a liquid is equal to the surrounding atmospheric pressure.
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Hits: 806
Crushing Coke Can
A nice demonstration using a simple Coke can of atmospheric pressure.
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Hits: 777
Lighting and Atmospheric Electricity
This site focuses on the causes and effects of lightning as well as analyzing a wide variety of atmospheric measurements related to thunderstorms.
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Hits: 850
Crushing Steel Drum
A nice demonstration using a simple steel drum of atmospheric pressure.
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Hits: 779
Pressure Unit Conversions
Pressure is a measure of the force against a surface. Pressure is usually expressed as a force per unit area. Here is a handy conversion calculator for some common pressure terms. The definitions of ...
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Hits: 708
GCSE Physics: Pressure
An introduction to pressure which discusses various everyday applications and the relationship between pressure and surface area.
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Hits: 1212
Pressure
Pressure is defined as force per unit area. It is usually more convenient to use pressure rather than force to describe the influences upon fluid behavior.
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Hits: 634
Showing 1 - 10 of 67