Atmospheric pressure - Wikipedia
Atmospheric pressure, also known as air pressure or barometric pressure (after the barometer), is the pressure within the atmosphere of Earth.
What is Barometric Pressure and How Can You Measure It?
Sep 9, 2025 · Barometric pressure, also known as atmospheric pressure, plays a crucial role in weather forecasting, aviation, environmental science, and outdoor activities.
Barometer | Definition, Types, Units, & Facts | Britannica
Dec 15, 2025 · barometer, device used to measure atmospheric pressure. Because atmospheric pressure changes with distance above or below sea level, a barometer can also be used to …
BAROMETRIC PRESSURE Definition & Meaning - Merriam-Webster
Aug 18, 2025 · The meaning of BAROMETRIC PRESSURE is the pressure of the atmosphere usually expressed in terms of the height of a column of mercury.
Understanding Barometric Pressure: Why It Matters for Daily Life
Apr 17, 2025 · Barometric pressure also known as atmospheric pressure is the force exerted by the weight of the air above us. We don't normally notice it, but it affects everything from the …
How Is Barometric Pressure Measured and Why? - HowStuffWorks
Feb 27, 2024 · What Does Barometric Pressure Tell Us About Weather? For centuries, humans have used barometers and barometric pressure readings to predict the weather. The general …
About Barometric Pressure – Barometric Pressure Today + Forecast
What is Barometric Pressure? Barometric pressure, also known as atmospheric pressure or air pressure, is the force exerted by the weight of air molecules in the atmosphere pressing down …
Five Minute Meteorology: Barometric Pressure Basics
May 26, 2023 · The barometric pressure is a measure of the force exerted by the molecules in the air on a unit area below. You might think of pressure as the force that the the atmosphere …
How To Understand Barometric Pressure Readings - Sciencing
Mar 29, 2023 · Barometric pressure (also called atmospheric pressure) is the measure of air pressure in a given area. Air pressure is the weight of air pressing down on a specific area, …
Barometric Pressure | Research Starters - EBSCO
Barometric pressure, also known as atmospheric pressure, measures the amount of pressure the atmosphere exerts on the surface of the Earth at a given point in time.