影響物質變化的因素

Quiz
•
Science
•
4th Grade
•
Easy
林 宜禎
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
自然界中的物質會互相影響,有時會造成物質外觀上的變化,下列何者錯誤?
石頭經過流水長期沖刷會被改變形狀
水中含有大量砂石時,水會變混濁
強風吹過水面時,水面並不會有變化
風吹動塵土,會影響空氣品質
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
物質會因某些因素而產生變化,下列敘述何者正確?
冷凍庫拿出來的冰塊,放在桌上並不會融化
將冰塊放進熱水中會融化
將冰塊放進桌上的玻璃杯內,冰塊就不會融化
冰塊放在太陽光底下並不會融化
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
麵團的製作過程中,影響麵團發酵速度的重要因素是
鹽
冰塊
溫度
空氣
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
廚房裡的瓦斯爐是利用燃燒哪一種物質讓溫度上升?
氧氣
空氣
酒精
瓦斯
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
自然課,小麥將巧克力分別放入熱水和冷水中,他要記錄巧克力的變化。下列哪一項是小麥在實驗前所提出的假設?
巧克力會受接觸空氣的時間長短,改變形態
巧克力會受浸入水中的時間長短,改變形態
巧克力會受水溫的影響,改變形態
巧克力會受酸鹼的影響,改變形態
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種物質放到瓦斯爐上加熱後再放入冰箱內還可以回復原本的形態?
青江菜
牛肉
奶油
雞蛋
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種物質受熱後形態會從固態變成液態?
巧克力
雞蛋
爆米花
青菜
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