> For the complete documentation index, see [llms.txt](https://docs.streamavatars.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.streamavatars.com/lua-scripting-api/api-reference-and-tips/classes/physics.md).

# Physics

- [grounded {get;set}](https://docs.streamavatars.com/lua-scripting-api/api-reference-and-tips/classes/physics/grounded-get-set.md): API -
- [setVelocity](https://docs.streamavatars.com/lua-scripting-api/api-reference-and-tips/classes/physics/setvelocity.md): API -