{"collection":"Sacred Texts: The Classics","full_text_available":false,"graph_url":"https://unchartedknowledge.5gfusion.net/v2/api/page/sacred_texts_v1_cla_ari_oth_oth37_htm/graph","html_url":"https://unchartedknowledge.5gfusion.net/v2/page/sacred_texts_v1_cla_ari_oth_oth37_htm","id":"sacred_texts_v1_cla_ari_oth_oth37_htm","license":"unknown_pending_legal_review","rights_basis":"sacred_texts_v1_preview_gate_primary_text_only; acquisition-method/ToS and compilation-copyright questions still open, not resolved by this gate","source":"sacred_texts_v1","source_url":"https://unchartedknowledge.5gfusion.net/browse/cla/ari/oth/oth37.htm","summary":"These, then, are the views which have been advanced by others and the terms in which they state them. We may begin our own statement by settling a question which to some has been the main difficulty-the question why some bodies move always and naturally upward and others downward, while others again move both upward and downward. After that we will inquire into light and heavy and of the various phenomena connected with them.","tags":[],"text":null,"title":"Aristotle: On The Hevens: Book IV: Chapter 3","tradition":"Sacred Texts: The Classics","translated_text":null,"word_count":930}