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自然弱點

Authored by 張森貴 張森貴

Science

3rd Grade

Used 2+ times

自然弱點
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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

進行溶解砂糖的實驗時,會發現如果水量相同,當水溫愈低,則砂糖在水中可以溶解的量就愈少。

O
X

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

桌上有兩杯水溫相同但水量不同的水,則水量較多的那杯,砂糖可以溶解的量比較少。

O
X

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

小蘇打水和檸檬酸水的酸鹼性質不同,會使紫色高麗菜汁呈現不同的顏色。

O
X

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

利用滴管分別把醋和小蘇打水滴入紫色高麗菜汁後,會發現紫色高麗菜汁變色,而且顏色相同。

O
X

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

日常生活中有許多應用溶解的事例,例如:從冰箱拿出的冰塊會慢慢變成水。

O
X

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

如果水中有無法溶解的砂糖沉澱時,再加一些水入杯中,砂糖可能會再溶解。

O
X

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

當水溫相同時,水量愈少,砂糖在水中可以溶解的量愈少。

O
X

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