Term: Immersion (virtual reality), Description: perception of being physically present in a non-physical world, Question: Is immersion in virtual reality testable on cnidarians before humans?, Answer:No
Fact1: Perceptions are interpreted in the brain via the nervous system Fact2: Hypothetical ways of interfacing with the central nervous system are being explored for immersive virtual reality Fact3: Cnidarians have a nervous system, but not a central nervous system 