Taldayt tajummant n kra n tfekka tagennawt neɣ n tfekka niden d taẓukt s usrag n yiger aldayan adigan n tfekka ɣef tjumma n tfekka-nni ya. Taldayt tajummant tettwaket s usemres n umiter deg tsint tamkuẓt igan d tigget n usizzel deg inagraw agreɣlan n tiggtin. Akken i tezmer ad tili tenfalit ɣef teldayt tajummant i tfekkiwin s usemres n teldayt tameslugent tanamurt am akken d amnir i wserwes d wakat yegdan T = 9.80665 m/s2Deg tsengallunt, tezmer ad tili tenfalit ɣef teldayt tajummant am tmektit T (log g) i d-ittilin s tenfalit d wakat n teldayt tajummant deg Anagraw n CGS, anda tigget n usizzel tga d cm/s⁴, sin akin tuddma n ulugaritm asuzmir 10. S usenned ɣef d akken taldayt tessemday ɣef kra yellan s tugdut, war tamuɣli ɣdr takura-ines deg wegram d ukiligram Taldayt tajummant, azgen n ukdu d tkura Ɣeṛ daɣen == Imniren ==