To Display Simulation Entities in Model Tree
You can control whether a structural mode entity is displayed in thermal mode or vice versa using options in the Model Tree Items dialog box.
1. In the navigation area to the left of the main window, click > . The Model Tree Items dialog box opens.
2. Select the Creo Simulate tab under Feature types.
3. Select the Thermal entities in Structure check box to display thermal entities while in structure mode. If you are in thermal mode, select Structure entities in Thermal to display structure entities.