#electromagneticspectrum #memory #trick #science #xylophone
   #electricity #light #magnets #waves #radio #xray #gammaray
   #ultraviolet
   [vine id = "MidPt52tWr9"]
   #electromagneticspectrum #memory #trick #science #xylophone
   #electricity #light #magnets #waves #radio #xray #gammaray
   #ultraviolet