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二年级科学 - 电

Authored by Siaw Wei Chua

Science

1st - 2nd Grade

Used 458+ times

二年级科学 - 电
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

写出这个电路元件的名称。

干电池

开关

灯泡

电线

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

写出这个电路元件的名称。

开关

干电池

电线

灯泡

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

导电体是 ______ .

不能让电流通过。

可以让电流通过。

不能装置电线。

让灯丝烧坏。

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

电的绝缘体 ______ ,

可以电流通过。

不能让电流通过。

能让灯泡发亮。

可以连接电路。

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

什么原因会让灯泡不会发亮?

干电池装置错误

电线连接完整

按下开关

灯泡发亮

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

以下哪一个物件是导电体?

Media Image
Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

以下哪一件是电的绝缘体。

Media Image
Media Image
Media Image
Media Image

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