4下自然第四單元

4下自然第四單元

1st - 5th Grade

60 Qs

quiz-placeholder

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4下自然第四單元

4下自然第四單元

Assessment

Quiz

Education

1st - 5th Grade

Practice Problem

Medium

Created by

吳俊德 吳俊德

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60 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

手電筒關閉開關,形成斷路,手電筒就不會亮。

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

可以轉換成電的能源有很多種,所以不用特別節約用電。

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

和連接一顆電池相比,並聯 2 顆電池可以使燈泡更亮,也能使電力更持久。

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

鐵製迴紋針容易導電,是電的良導體。

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

使用能源可以讓生活更便利,也可能為環境帶來危害。

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

LED 燈泡有兩根接腳,沒有正負極之分,連接電池時不用注意連接方向。

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

地球上的能源只有太陽能對我們是重要的,其他的能源都不重要。

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