# simulationMode

> Controls when Unity executes the 2D physics simulation.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.7/script-reference/unityengine.md)
* **Assembly:** UnityEngine.Physics2DModule

```csharp
public static SimulationMode2D simulationMode { get; set; }
```

### Remarks

Additional Resources: [SimulationMode2D](/engine/6000.7/script-reference/unityengine/simulationmode2d.md)