khasni help m3a twajih

so basically ana f ola bac o bghit ndir l3am jay science physic daba ach khasni ndir o kan wach khasni n3awd twajih f masar o la nkhali ?? 7it ana daba f had l3am science exp o makaynach f 2 eme bac help 3afakom allah yr7am lwalidin