想要加快溼鋼棉生鏽的速度,可以在鋼棉上添加什麼東西?

2022六下自然畢業考

Quiz
•
Education, Biology, Science
•
6th - 7th Grade
•
Medium
埔和國小 RON
Used 3+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
砂糖
小紙片
沙子
檸檬汁
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鐵製品生鏽需要什麼因素?
水、空氣
水、陽光
陽光、空氣
只有水
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
碩碩將泡過酸性水溶液的鋼棉塞在廣口瓶底部後,倒放在裝有染色水的培養皿中,一段時間後,不會觀察到什麼現象?
鋼棉生鏽
廣口瓶內的水位上升
鋼棉顏色改變
廣口瓶內的空氣顏色改變
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
進行「土司在乾燥及潮溼環境的黴菌生長情形」實驗時,應該怎樣準備土司才適當?
將一片土司切成有帶邊和不帶邊的兩塊
準備一片白土司、一片全麥土司
準備一片剛出爐的土司、一片已經放了五天的土司
將一片土司去邊,並切出相同大小的兩塊
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
寬寬聽老師說過有人稱「梅雨」為「黴雨」,為什麼?
梅雨季節炎熱乾燥,物品容易發黴
梅雨季節寒冷潮溼,物品容易發黴
梅雨季節溫暖潮溼,物品容易發黴
梅雨季節寒冷乾燥,物品容易發黴
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
梅雨季節炎熱乾燥,物品容易發黴
種子
孢子
根
菌絲
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
關於生物適應臺灣惡劣環境的敘述,下列哪一項是錯誤的?
玉山圓柏受強風影響,因此枝條扭曲
玉山杜鵑反捲的葉子可以避免水分散失
招潮蟹棲息在珊瑚礁附近,漲潮時會浮出水面覓食
彈塗魚生長在泥灘地,潮溼的皮膚可以幫助牠呼吸
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