5年级科学-电

Quiz
•
Science
•
1st - 5th Grade
•
Medium
WEE Moe
Used 1+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 sec • 2 pts
什么是完整电路?
由灯泡和干电池组成的电路
能被截断和接通的电路
由干电池提供电源的电路
能让电流顺利通过每个电路元件的电路
2.
MULTIPLE CHOICE QUESTION
5 sec • 2 pts
4.下列哪一个选项·能让电流通过使灯泡发亮?
A 玻璃杯
B 盐水
C 木板
D 食用油·
3.
MULTIPLE CHOICE QUESTION
5 sec • 2 pts
5.下列哪一个选项·不能让电流通过使灯泡不会发亮?
A 回形针
B 盐水
C 金戒指
D 食用油·
4.
MULTIPLE CHOICE QUESTION
5 sec • 2 pts
7.电的绝缘体________让电流通过,灯泡_____发亮。
A 能 ,不会
B 不能 ,会
C 能 ,会
D 不能 ,不会
5.
MULTIPLE CHOICE QUESTION
5 sec • 2 pts
10.一个完整的电路·有哪些元件?
A 灯泡、开关、回形针
B 灯泡、灯泡座、干电池
C 干电池、灯泡、开关
D 干电池、灯泡、电线
6.
MULTIPLE CHOICE QUESTION
5 sec • 2 pts
11.电路中的电线有什么作用?
A 代替开关
B 连接电路中的每个元件
C 没关
D 连接干电池的正负极
7.
MULTIPLE CHOICE QUESTION
5 sec • 2 pts
12.下列哪一项会使灯泡不会发亮?
A 开关没被拉上
B 电线断裂
C 灯丝没被烧坏
D 干电池装置正确
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