[سید محسن موسوی]

ba salam.tebghe gofteie shoma agar enerjie zarate saiial baese in afzaiesh dar enerjie potansiely shavad ,osolan damaie kolye saiial baiad kam shavad ke gheire momken ast chon ghanoone dovvome termodinamik naghz mishavad(asle antoropy)va sanian jesmy ke dar saiial ghootevar ast,az lahaze nazary hich farghy ba saiialy ham shekl va ham andazeie khod nadarad,iaeny zarbeie varede be jesme ghotevar faghat iek enerjie jonbeshye motanaseb ba zarbeie varede be an jesm midahad va baz ham tekrar mikonam,jabejaeie jesme hamchegal ba saiial dar rastaie amoody abadan be enerjie potansiele jesm ya system chizy ezafe nemikonad