{"type":"rich","version":"1.0","title":"Chapter 21: COULOMB´S LAW","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/Xz3ctZkqogFpOop2/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/5f3ddcb5992aa201693a8a76\" frameborder=\"0\" allowfullscreen></iframe>"}