Search our database of handpicked sites
Looking for a great physics site? We've tracked down the very best and checked them for accuracy. Just pick a topic, tell us your age and knowledge level and we'll do the rest.
You searched for “pressure vacuum”
We found 6 results on physics.org and 65 results in our database of sites
Search results on physics.org
A Short History of Vacuum Terminology and Technology
A brief description of the relevant work of a number of scientists who are famous for work relating to gases or vacuums.
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'.
How Vacuum Cleaners Work
In its 100-year history, the electric vacuum cleaner has become an indispensable home appliance for most people, and it's obvious why. This site goes through the basic science behind the humble ...
Bell Jar
Fun demonstration of air pressure with shaving foam and a vacuum pump.
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 ...
How Thermoses (Vacuum Flasks) Work
An excellent description of how Thermoses (Vacuum Flasks) work using heat transfer principles. From HowStuffWorks.com. An extremely good, informative site.
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 ...
GCSE Physics: Pressure
An introduction to pressure which discusses various everyday applications and the relationship between pressure and surface area.
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.
Welcome to the Pressure Chamber
In this series of experiments, you will control the action of a piston in a pressure chamber which is filled with an ideal gas. The gas is defined by four states: Temperature Volume or density ...



