Home › Forums › setting the stage › solids as quantum systems › What is a Solid This topic has 0 replies, 1 voice, and was last updated 1 year, 2 months ago by MUHAMMAD AHMAD. Viewing 1 post (of 1 total) Author Posts September 24, 2023 at 11:08 am #8971 MUHAMMAD AHMADParticipant A substance that has definite volume and shape Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In