轉 關於桌球「質量」一詞的使用 - 奧運,世大運,亞運討論
By Ursula
at 2021-08-03T13:34
at 2021-08-03T13:34
Table of Contents
就跟研究類似阿
研究有分質性研究跟量化研究
質性研究專注本質探討
量化研究專注數量差異
兩個合在一起 就是質量
以桌球為例
球的旋轉、力道、球種 偏向質 比較難以用數字呈現
球的速度、落點、距離 偏向量 比較容易用數字描述
當選手一出拍擊球 很難用質或量去單一說明這球的所有面向
這時候用質量是最適合的用詞了
當然也可以都用數字表示啦
說球的轉速多少omega 力道多少牛頓 會比用質來的更精確
只是這樣又要戰文組理組了 會很麻煩
--
研究有分質性研究跟量化研究
質性研究專注本質探討
量化研究專注數量差異
兩個合在一起 就是質量
以桌球為例
球的旋轉、力道、球種 偏向質 比較難以用數字呈現
球的速度、落點、距離 偏向量 比較容易用數字描述
當選手一出拍擊球 很難用質或量去單一說明這球的所有面向
這時候用質量是最適合的用詞了
當然也可以都用數字表示啦
說球的轉速多少omega 力道多少牛頓 會比用質來的更精確
只是這樣又要戰文組理組了 會很麻煩
--
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