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Chapter 3 Vocab

TermDefinition
Pressure force divided by area
pascal SI unit of pressure
fluid material that flows easily
barometer tool used to measure pressure
buoyant force force pushing up on a submerged object
Archimede's principle connection between the weight of a fluid displaced by an object and the buoyant force acting on it
density mass per unit volume
Bernouli's principle principle stating that the faster a fluid moves, the less pressure it exerts
lift an upward force
Pascal's principle When force is applied to a confined fluid, the change in pressure is exerted on the whole fluid
Hydraulic system System that uses pistons to transmit pressure through a confined fluid
Created by: SMoswald