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4上第三四單元

Authored by 吳俊德 吳俊德

Education

4th Grade

Used 2+ times

4上第三四單元
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60 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

將冰塊放入冷凍庫,冰塊很快就會融化。

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

利用紫色高麗菜遇到各種物質時呈現不同顏色的變化,可以測量各種物質的溫度。

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

小晶爸爸開車時使用的語音導航機,是屬於聲音的應用。

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

在黑暗的環境中,打開電燈或是利用手電筒照明,就可以看見周遭物體。

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

兩根鐵棒在水中互相敲打,是無法製造出聲音的。

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

光是直線行進的,但照射在表面較明亮、平滑的物體上時,行進方向就會改變。

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

地震時,手機會即時地用警報聲來提醒民眾注意,這是利用聲音來警示危險。

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