
實驗室安全與操作原則
Interactive Video
•
Science
•
6th - 7th Grade
•
Practice Problem
•
Hard
員東國中朱玉菁 員東國中朱玉菁
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
關於科學方法,下列哪個步驟的順序是正確的?
觀察 → 提問 → 查詢 → 假說 → 實驗 → 分析 → 學說
提問 → 觀察 → 查詢 → 假說 → 實驗 → 分析 → 學說
觀察 → 查詢 → 提問 → 假說 → 實驗 → 分析 → 學說
觀察 → 提問 → 假說 → 查詢 → 實驗 → 分析 → 學說
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在麵包發霉的實驗中,若要測試水分對發霉的影響,哪一組是實驗組?
滴了幾滴水的麵包
沒有滴水的麵包
放在冰箱裡的麵包
放在陽光下的麵包
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
實驗中,實驗組與對照組之間「唯一不同」的因素稱為什麼?
控制變因
應變變因
操作變因
實驗變因
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在麵包發霉的實驗中,除了水分之外,麵包的種類、大小、室溫和濕度都保持不變,這些不變的因素稱為什麼?
操作變因
應變變因
控制變因
獨立變因
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
實驗室安全守則中的「大原則」是什麼?
實驗結束後,廢棄物可直接丟入垃圾桶。
老師沒有說可以做的,就不要做。
實驗前不需檢查門窗、水源和消防設備。
離開實驗室時,物品可以隨意擺放。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在實驗室加熱試管時,下列哪項操作是正確的?
將試管口對準自己,以便觀察反應。
將試管口對準同學,請他們協助觀察。
將試管口朝向無人的方向。
將試管口朝上,避免液體濺出。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若不慎誤觸酸鹼,應採取下列哪種緊急處理方式?
立即嘗試用另一種酸或鹼進行中和。
用少量清水輕輕沖洗。
用大量清水持續沖洗。
等待老師指示後再處理。
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