Tafasa taẓeɣlawt

Tafasa taẓeɣlawt d yiwet n talɣa n tfasa ytteddun s amesni aẓeɣlaw neɣ tuddma, anda tetteddu tezɣel yalass seg tfekka tazeɣlant ar tsemmaṭ ayen yettaǧǧan taẓɣelt n tfekka ayyi ad tali

Thermally Agitated Molecule.gif