國中理化~等速率圓周運動的題目 - 運動
By Edwina
at 2010-09-25T00:00
at 2010-09-25T00:00
Table of Contents
環繞地球做等速率圓周運動的太空梭內,下列敘述何者正確?(A)因為太空梭不受地球引力作用,故太空人呈失重狀態(B)太空梭仍受地球引力,故太空人仍有重量(C)因為太空梭為真空的環境,故太空人呈失重狀態(D)太空梭仍受地球引力作用,且此力作為圓周運動所需的向心力標準答案(D)請問板上各位聰明的理化達�
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運動
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at 2010-09-29T11:28
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