問題詳情
15.下列有關「力」的敘述,何者錯誤?
(A)當物體受力的作用時,必產生形變及運動狀態的改變
(B)力具有大小及方向性
(C)通常我們以一帶有箭頭的線段表示「力」
(D)力可分為接觸力及超距力
(A)當物體受力的作用時,必產生形變及運動狀態的改變
(B)力具有大小及方向性
(C)通常我們以一帶有箭頭的線段表示「力」
(D)力可分為接觸力及超距力
參考答案
答案:A
難度:計算中-1
書單:沒有書單,新增
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