Changing velocity. This implies that either an object's speed (rate of change of position) or direction of motion is changing.
- Browse Related Terms: Acceleration, Doppler Effect, evolution, Fluctuation, Phase Transition, Redshift, Velocity
- In terms of flow, acceleration is the time rate of change of the velocity vector, either of magnitude or direction or both.
- Browse Related Terms: Acceleration, Flood severity, Flow line, Flow net, Hydrograph, Laminar Flow, Stream line, Turbulent flow, Velocity
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