國小自然3上4-2
Flashcard
•
Education
•
1st - 5th Grade
•
Easy
曹夢婷 曹夢婷
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10 questions
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1.
FLASHCARD QUESTION
Front
下列哪一種水溶液無法只用眼睛看和鼻子聞來觀察,就能正確辨識出來?
Options: 食鹽水溶液, 烏龍茶, 可樂, 醋
Back
食鹽水溶液
2.
FLASHCARD QUESTION
Front
將紫色高麗菜汁加入下列哪一種水溶液後,會變成偏藍綠色?
Options: 食鹽水, 檸檬酸水, 小蘇打水, 醋
Back
小蘇打水
3.
FLASHCARD QUESTION
Front
下列哪一種材料不適合用來製成判斷水溶液酸鹼性的工具?白蘿蔔, 紅鳳菜葉, 紫色高麗菜, 紫葡萄皮
Back
白蘿蔔
4.
FLASHCARD QUESTION
Front
加入紫色高麗菜汁可以使下列哪一種水溶液變藍綠色?
Options: 檸檬酸水, 砂糖水, 小蘇打水, 醋
Back
小蘇打水
5.
FLASHCARD QUESTION
Front
下列有關製作紫色高麗菜汁的方法中,哪一個步驟是不正確的?
Back
將切成細絲的植物放入冰庫冷凍,加快取出植物汁液
6.
FLASHCARD QUESTION
Front
有一杯水溶液加入紫色高麗菜汁後,變成偏藍綠色。下列哪一杯水溶液的酸鹼性與它相同?
Back
小蘇打水
7.
FLASHCARD QUESTION
Front
把甲、乙、丙三種水溶液,分別倒入紫色高麗菜汁,其中兩種水溶液倒入紫色高麗菜汁後會變偏紅色,另一種水溶液倒入紫色高麗菜汁後不會變色。這三種水溶液的組合可能是下列哪一組?
Back
檸檬酸水、醋、砂糖水
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