# flowSpeed

> The magnitude of the fluid flow along _flowDirection. The per-shape force contribution is flowDirection " flowSpeed " submergedArea.

## Definition

* **Type:** Property
* **Namespace:** [Unity.U2D.Physics](/engine/6000.6/script-reference/unity/u2d/physics.md)
* **Assembly:** UnityEngine.PhysicsCore2DModule

```csharp
public float flowSpeed { readonly get; set; }
```