tube References Images tube wind instrument Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: sound/ In air columnsTubes are classified by whether both ends of the tube are open (an open tube) or whether one end is open and one end closed (a closed tube). The basic acoustic difference is that the open end of a tube allows motion of the air;… Read MoreTubes are classified by whether both ends of the tube are open (an open tube) or whether one end is open and one end closed (a closed tube). The basic acoustic difference is that the open end of a tube allows motion of the air;… Read More