Matter (matter) is something that has to at mass, and can touch or may refer to things that are around us. To address tangible touch may be visible or not visible, such as air stones, etc. Scientists call the recognized chemical substances
Matter (matter) is something that has mass, need to address and can touch, or it may mean the things around us may exist, need to address. Touch. May see or invisible, such as air, stone, etc.Material .