Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
An incompressible fluid is a substance that does not change its volume when subjected to external pressure.
Related terms
Compressibility: It refers to the property of a substance that can be compressed or has the ability to change its volume under external pressure.
Pascal's Law: This principle states that when there is an increase in pressure at any point in an enclosed fluid, there will be an equal increase at every other point in the container.
Hydrostatic Pressure: It is the pressure exerted by a fluid at rest due to the weight of the fluid above it.