二年级科学-电
Quiz
•
Science
•
2nd Grade
•
Practice Problem
•
Medium
Yuen Foon Chin
Used 418+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
上图电路元件的名称是什么?
电线
干电池
灯泡
开关
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
上图电路元件的名称是什么?
电线
干电池
灯泡
开关
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
上图电路元件有什么功用?
接通或截断电路
发出光亮
提供电流
使灯泡更亮
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
以下哪些情况会造成灯泡不会发亮?选出3个正确答案。
灯丝烧坏
开关被按下
干电池装置错误
开关被拉上
使用红色的电线
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
以下是凯杰所组装的电路。他该如何调整以上的电路,以使灯泡发亮?选出两个正确答案。
增加多一个开关
按下开关
对调灯泡和开关的位置
重新装置干电池两极的方向
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
上图干电池的X部分代表什么
正极
负极
开关
电力
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
以下哪一项用来连接电路中的元件,以形成完整的电路?
干电池
灯泡
开关
电线
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