I think that, rather than waiting for one 'off the shelf', you'd be better to create one yourself according to what you want to find out; also, you'd probably have to modify an 'off the shelf' template.

Does anyone know about an opinion survey of social scientists?

Suggest the following to operationalize your construct  / variable in your research model / conceptual framework:

Research data journals and literature for surveys similar to what you are looking for as suggested above by previous  researcher. Look at the surveys available and if not fit your criteria or hypothises develop your own. By doing this you will create a piece of original work for which you can take credit and look forward to others cite you work when they are searching for something similar. It's good for you as you develop the skills in research and  Will provide a benefit to social scientist who seek to enlighten trade s.