## <span ctyle="color: gray">**第九組**</span> | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | # 前測實驗報告 組員座號：03、18、29、35 --- # 目錄 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | * [前測實驗結果](#2) * [實驗檢討與修正](#3) * [正式實驗流程規劃](#4) --- # 前測實驗結果 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | * [操縱變因一](#2/1) * [操縱變因二](#2/3) * [控制變因](#2/5) ---- <!-- .slide: data-transition="none-out" --> ## 操縱變因 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | ### <font size="10 pt">**變因一**</font> ➞ <font size="10 pt">**時間**</font><!-- .element: class="fragment" data-fragment-index="0" --> ``` ``` ---- <!-- .slide: data-transition="none-in" --> <!-- .slide: data-transition="convex-out" --> ## 操縱變因 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | ### <font size="10 pt">**變因一**</font> ➞ <font size="10 pt">**時間**</font> ``` 在經過前測實驗之後我們發現 醬油滴入紗布停滯時間長短會影響清潔劑的清潔效果 於是我們在經過討論之後 決定進一步探討污漬停留時間對清潔劑清除力的影響 ``` ---- <!-- .slide: data-transition="none-out" --> ## 操縱變因 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | ### <font size="10 pt">**變因二**</font> ➞ <font size="10 pt">**清潔劑種類**</font><!-- .element: class="fragment" data-fragment-index="0" --> ``` ``` ---- <!-- .slide: data-transition="none-in" --> <!-- .slide: data-transition="convex-out" --> ## 操縱變因 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | ### <font size="10 pt">**變因二**</font> ➞ <font size="10 pt">**清潔劑種類**</font> ``` 在搜尋了一些文獻資料後 我們發現不同酸鹼性清潔劑有不同清潔效果 於是我們利用了小蘇打水、洗手乳、漂白水三種清潔劑做實驗 並觀察酸性、中性、鹼性的清潔劑的清潔效果 後來發現鹼性溶液有兩種，之後經過討論後決定把漂白水改為檸檬酸 原因是漂白水的味道並不好聞 ``` ---- ## 控制變因 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | 在討論完實驗的操作變因之後 我們開始一一討論並列舉出我們需要的控制變因 ```javascript [1|2|3|4] 清潔劑濃度 清潔劑的量（也就是其體積） 實驗環境溫度 布的種類、材質及顏色 ``` --- ## 實驗檢討與修正 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | ```javascript [1|2|4|5|7|8] 紗布比較好洗也比較好觀察 ➥ 精緻布要改成紗布 在清洗時會洗到整張布 ➥ 需要切成九等分 漂白水溶液太臭 ➥ 漂白水修改為檸檬酸 ``` --- ## 正式實驗流程規劃 | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | 1. 三個紗布切<span><!-- .element: class="fragment highlight-red " data-fragment-index="2" -->九等分</span>（共二十七份）<!-- .element: class="fragment" data-fragment-index="1" --> 2. 九個紗布為一組（共三組）<!-- .element: class="fragment" data-fragment-index="3" --> 3. 一組<span><!-- .element: class="fragment highlight-red " data-fragment-index="5" -->五</span>分鐘，一組<span><!-- .element: class="fragment highlight-red " data-fragment-index="5" -->十</span>分鐘，一組<span><!-- .element: class="fragment highlight-red " data-fragment-index="5" -->十五</span>分鐘<!-- .element: class="fragment" data-fragment-index="4" --> 4. 九個紗布滴上（兩滴）醬油<!-- .element: class="fragment" data-fragment-index="6" --> 5. 分別滴上三種溶液<!-- .element: class="fragment" data-fragment-index="7" --> <span><!-- .element: class="fragment" data-fragment-index="8" -->➞ 小蘇打、洗手乳、檸檬酸</span> 6. 等待<!-- .element: class="fragment" data-fragment-index="9" --><span style="color: red">五分鐘</span> 7. 統一將所有紗布沖水<!-- .element: class="fragment" data-fragment-index="10" --> 8. 剩下兩組重複上述步驟<!-- .element: class="fragment" data-fragment-index="11" --> 9. 用 <span style="color: red">Color Grab</span> 和 <span style="color: red">Color Math</span> 觀察污漬的色差<!-- .element: class="fragment" data-fragment-index="12" --> 10. 實驗結束<!-- .element: class="fragment" data-fragment-index="13" --> ---