Full Idea
Does a red sense-datum or appearance have a back side as well as a front? Where is it located? Does it have any weight? What is it made of?
Gist of Idea
Do sense-data have structure, location, weight, and constituting matter?
Source
Roderick Chisholm (Person and Object [1976], 1.8)
Book Reference
Chisholm,Roderick: 'Person and Object' [Open Court 1976], p.51
A Reaction
A reductive physicalist like myself is not so troubled by questions like this, which smack of Descartes's non-spatial argument for dualism.
Related Idea
Idea 2298 Mind is not extended, unlike the body [Descartes]