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Pressure and pressure differences in fluids (physics only) key terms
Study Pressure and pressure differences in fluids (physics only) with curriculum-aligned Key Terms resources, practice links, and exam-focused support.
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key terms
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Pressure and pressure differences in fluids (physics only)
Key terms
Pressure
The force exerted per unit area on a surface.
Force
An interaction that causes an object to change its velocity, measured in newtons (N).
Pressure
The force exerted per unit area on a surface.
Force
An interaction that causes an object to change its velocity, measured in newtons.
Pressure
The force exerted per unit area on a surface, measured in pascals (Pa).
Force
An interaction that causes an object to change its velocity, measured in newtons (N).
Pressure
The force exerted per unit area on a surface.
Force
An interaction that causes an object to change its velocity, measured in newtons.
Pressure
The force exerted per unit area on a surface.
Area
The measure of the surface over which a force is distributed, typically measured in square meters.
Pressure
Pressure is defined as the force applied per unit area.
Pascal
Pascal is the SI unit of pressure, equivalent to one newton per square meter.
Pressure
The force exerted per unit area on a surface.
Force
An interaction that causes an object to change its velocity, measured in newtons.
Pressure
The force exerted per unit area on a surface.
Force
An interaction that causes an object to change its velocity, measured in newtons.
Pressure
The force exerted per unit area on a surface, measured in pascals (Pa).
Upthrust
The upward force exerted by a fluid on an object submerged in it, counteracting the weight of the object.
Pressure
The force exerted per unit area on a surface, measured in pascals (Pa).
Force
A push or pull acting on an object, measured in newtons (N).
Pressure
The force exerted per unit area on a surface, measured in pascals (Pa).
Depth
The vertical distance below the surface of a liquid, measured in metres (m).
Pressure
The force exerted per unit area on a surface, measured in pascals (Pa).
Hydrostatic Pressure
The pressure exerted by a fluid at equilibrium due to the weight of the fluid above it.
Pressure
The force exerted per unit area on a surface.
Liquid Pressure
The pressure exerted by a liquid at a given depth, caused by the weight of the liquid above.
Pressure
The force exerted per unit area on a surface.
Gravitational Field Strength
The force per unit mass experienced by a small test mass placed in a gravitational field, measured in N/kg.
Pressure
The force exerted per unit area on a surface, measured in pascals (Pa).
Gravitational Field Strength
The force per unit mass experienced by an object in a gravitational field, measured in newtons per kilogram (N/kg).
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