Search results
- DictionaryPres·sure/ˈpreSHər/
noun
- 1. continuous physical force exerted on or against an object by something in contact with it: "the slight extra pressure he applied to her hand"
- 2. the use of persuasion, influence, or intimidation to make someone do something: "the many pressures on girls to worry about their looks"
verb
- 1. attempt to persuade or coerce (someone) into doing something: "it might now be possible to pressure him into resigning"
May 13, 2024 · Pressure is the perpendicular force per unit area, or the stress at a point within a confined fluid. Learn about different types of pressure, such as atmospheric, gauge, absolute, hydrostatic, and lithostatic, and how they are measured and applied.
- The Editors of Encyclopaedia Britannica
May 20, 2024 · Blood pressure is the result of two forces. The first force (systolic pressure) happens as blood pumps out of the heart and into the arteries. The second force (diastolic pressure) is created as the heart rests between heart beats. These two forces are each represented by numbers in a blood pressure reading.
May 8, 2024 · gas laws, laws that relate the pressure, volume, and temperature of a gas. Boyle’s law —named for Robert Boyle —states that, at constant temperature, the pressure P of a gas varies inversely with its volume V, or PV = k, where k is a constant. Charles’s law —named for J.-. A.-C. Charles (1746–1823)—states that, at constant ...
May 15, 2024 · Social pressure encourages people to try to fit in with those around them. Sometimes fitting in may come naturally, but in other cases, a person may feel the need to change their views, choices, and outlooks to avoid being the odd one out. This innate inclination towards social conformity isn't just about immediate social comfort; it's deeply ...
May 10, 2024 · ideal gas law, relation between the pressure P, volume V, and temperature T of a gas in the limit of low pressures and high temperatures, such that the molecules of the gas move almost independently of each other. In such a case, all gases obey an equation of state known as the ideal gas law: PV = nRT, where n is the number of moles of the gas ...
- The Editors of Encyclopaedia Britannica
May 20, 2024 · Pressure, a fundamental concept in physics, plays a crucial role in our everyday lives. It is the force exerted on an object per unit area, and its effects can be seen and felt in various phenomena. From the compression of gases to the functioning of hydraulic systems, pressure impacts everything from the depths of the ocean to the atmosphere ...
May 15, 2024 · Having blood pressure consistently above normal may result in a diagnosis of high blood pressure (or hypertension). The higher your blood pressure levels, the more risk you have for other health problems, such as heart disease, heart attack, and stroke. When the heart pumps blood through the arteries, the blood puts pressure on the artery walls.
