In classical physics, momentum is explained by the equation:
ɪ n WORD_BOUNDARY k l æ s ɪ k ə l WORD_BOUNDARY f ɪ z ɪ k s WORD_BOUNDARY m oʊ m ɛ n t ə m WORD_BOUNDARY ɪ z WORD_BOUNDARY ɛ k s p l eɪ n d WORD_BOUNDARY b aɪ WORD_BOUNDARY ð ɪ WORD_BOUNDARY ɪ k w eɪ ʒ ə n WORD_BOUNDARY