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五年科学

Authored by Ting Yu

Science

5th Grade

Used 280+ times

五年科学
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25 questions

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1.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

以下哪个不是电源?

蓄电池

干电池

太阳电池

食物

2.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Media Image

以下的情况适合是用什么电源?

蓄电池

干电池

发电机

太阳电池

3.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

小型发电机适合装置在哪里?

自行车

汽车

电脑

电视机

4.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Media Image

上图显示一个电路。


电路中的元件Y有什么功能?

让电流通过

提供充足的电流

测试灯泡的亮度

接通与截断电路

5.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

以下哪个是元件两个电池的符号?

Media Image
Media Image
Media Image
Media Image

6.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

以下哪个电路中的灯泡最亮?

Media Image
Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Media Image

哪项是干电池的正确说明?

干电池将化学能转换成少量的电能

干电池将化学能转换成大量的电能

干电池将光能转换成电能

干电池应用水力推动水轮,产生电能

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