五年级科学 - 串联与并联电路

Quiz
•
Science
•
5th Grade
•
Hard
Tay Poh Ling
Used 39+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪个是串联电路?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪项有关上述电路的说明是正确的?
电流只有一条电路
每个灯泡有各自的电路
灯泡的数量不会影响灯泡的亮度
开关被拉上后,只有一个灯泡会熄灭
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
电路P: 按下一个开关后,电路中的三个灯泡同时发亮了。
哪项有关电路P的说明是正确的?
灯泡并列连接,形成了分支电路
开关的数量会影响灯泡的亮度
其中一个灯泡坏了,其他灯泡也不能操作
减少灯泡的数量不会影响电路中的灯泡的亮度
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如何增加并联电路中灯泡的亮度?
增加开关的数量
减少灯泡的数量
增加灯泡的数量
增加干电池的数量
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根据特征,选出正确的电路种类。
特征:灯泡相继地连接起来
串联电路
并联电路
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根据特征,选出正确的电路种类。
特征:灯泡并列地连接起来。
串联电路
并联电路
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根据特征,选出正确的电路种类。
特征:电流只有一条通路。
串联电路
并联电路
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