The Speaker can ask a member of the House to stop speaking and let another member speak. This phenomenon is known as

1. The question describes a parliamentary procedure where the Speaker directs a member who is speaking to stop and allows another member to speak. 2. This procedure is known as "Yielding the floor". The member speaking yields (gives up) their time or position to another member, often at the request or direction of the Speaker/Chair. 3. Decorum refers to maintaining proper behavior and order in the House. 4. Crossing the floor refers to a member changing their political party affiliation. 5. Interpellation is a formal right of a parliament to submit formal questions to the government. 6. Therefore, the specific action described matches the definition of yielding the floor.