What is an electromagnetic wave? How does it appear? And how does it interact with matter? The answer to all these questions in 12 minutes. 0:00 - Introduction 1:31 - Frequencies 2:37 - Thermal radiation 3:53 - Polarisation 6:47 - Interference 7:27 - Scattering 8:47 - Reflection 10:09 - Refraction This video is narrated by Octave Masson. For more videos, subscribe to the YouTube channel : And if you liked this video, you can share it on social networks ! To support me on Patreon : or on Tipeee : Facebook Page : Twitter : Instagram : Alessandro Roussel, For more info: _________________________________________________ ScienceClic Français : ScienceClic Español : _________________________________________________ To learn more :