The standard SI unit for pressure is the , which is defined as one Newton per square meter ( ). Other common units include:
Based on the average air pressure at sea level ( Bar: Often used in meteorology and engineering (
Uses Pascal's Principle to transmit pressure through fluids to multiply force in car brakes and lifts.
Common in the US for tire and industrial pressure (
): A scalar quantity representing the magnitude of force per unit area. Force ( force per unit area