[이지 사이언스]-중력 / Ytn Dmb

2019 24:22
Synopsis
사과나무 아래, 사색에 잠겨있던 뉴턴이 발견한 \'만유인력\', 지구가 자전할 때 발생하는 힘, \'원심력\', 이 두 힘이 만나 생기는, \'중력\'!
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