
三年級自然期末總複習(1)
Authored by 楊 瑞華
Science
3rd Grade
Used 35+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
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2.
MULTIPLE CHOICE QUESTION
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3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
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4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
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Answer explanation
醋為酸性水溶液,倒入紫色高麗菜汁會變偏紅色,不會變偏藍綠色。
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
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6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
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7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
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Answer explanation
紫色高麗菜汁加入鹼性水溶液中會呈現偏藍綠色;加入酸性水溶液會呈現偏紅色;加入中性水溶液則偏紫色。
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