本研究的研究目的有四：第一、探討學生的聲音傳播概念模式，並驗證皮 亞傑對學童聲音傳播概念的階層理論。第二、探討學生對鋼球碰撞的運動 傳遞概念模式，並驗證皮亞傑對學童碰撞的運動傳遞概念之階層理論。...

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