Smartphone-Experiment Speed of Sound (en).mp4

<iframe src="https://podeduc.apps.education.fr/video/11969-smartphone-experiment-speed-of-sound-enmp4/?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen loading='lazy'></iframe> Smartphone-Experiment Speed of Sound (en).mp4 PodEduc https://podeduc.apps.education.fr/videos/?owner=b3-TOHtgwFOR-Glqwp4ibfFKSHc 360 https://podeduc.apps.education.fr video 640 1.0 Arnaud Mathieu