咖啡的pH值是多少 ?
跨學科問答比賽(中二級)

Quiz
•
Science, Geography, History
•
8th Grade
•
Hard
hebronevent hebronevent
Used 2+ times
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30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3
5
7
9
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
人類血液的pH值是多少 ?
3.5
5.5
7.5
9.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪項(些)是酸的應用?
(1) 保存食物
(2) 清除玻璃上的污漬
(3) 處理黃蜂螫人時的傷口
只有(1)
只有(2)
只有(1)和(3)
只有(2)和(3)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
圖中實驗裝置會釋出甚麼氣體?
氮
二氧化碳
氧
氫
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪些味道屬於五種基本味道?
(1) 酸
(2) 辣
(3) 鹹
(4) 鮮
只有(1)和(3)
只有(1)、(2)和(3)
只有(1)、(3)和(4)
(1)、(2)、(3)和(4)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪項正確顯示光線進入眼睛的次序?
角膜 → 瞳孔 → 晶狀體 → 玻璃狀液 → 視網膜
瞳孔 → 虹膜 → 晶狀體 → 玻璃狀液 → 視網膜
虹膜 → 晶狀體 → 玻璃狀液 → 視網膜 → 鞏膜
角膜 → 瞳孔 → 晶狀體 → 玻璃狀液 → 鞏膜
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
聲音在鐵、水和空氣中以不同速率傳送。以下哪項把聲音在不同介質的速率由高至低排列?
鐵、水、空氣
鐵、空氣、水
空氣、水、鐵
空氣、鐵、水
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