Ayuda Buscar en la ayuda Buscar en la ayuda Sound Transmission in Water Flow: An Optical Communication Demonstration Apparatus for Introductory Physics Teaching Taijun Wang [1] ; Xiaoting Zhang [2] ; Jiaqi Fan [2] ; Yujie Jin [2] ; Hongjuan Meng [1] [1] College of Teacher Education, Northwest Normal University, Lanzhou, China [2] College of Education Science, Northwest Normal University, Lanzhou, China Localización: The Physics Teacher, ISSN 0031-921X, Vol. 63, Nº. 6, 2025, págs.