Ya kamata a lura da cewa a cikin wannan littafi a cikin hudu kundin makanikai (yanayi Xnumx zuwa 1), lilo ruwaye da thermodynamic (Chapters Xnumx zuwa 14), da wutar lantarki da Magnetism (yanayi Xnumx zuwa 15), kuma tãguwar ruwa da haske (yanayi Xnumx zuwa 21) ya rene shi ne.
