以下哪些物品是电路的元件？
二年级科学_20.10.2020
Quiz
•
Science
•
2nd Grade
•
Medium
LEE Moe
Used 7+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
螺丝
灯丝
电线
灯泡
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
此物品的功能。
提供电流
发出光亮
接通或截断电路
让整个电路运行
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
此物品的功能。
提供电流
发出光亮
接通或截断电路
让整个电路运行
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
此物品的功能。
提供电流
发出光亮
接通或截断电路
让整个电路运行
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
此物品的功能。
提供电流
发出光亮
接通或截断电路
让电流通过
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
右图中电路中的灯泡为什么不会发亮?
电线没接上干电池
电线没接上开关
灯丝烧了
干电池装倒反了
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
右图中电路中的灯泡为什么不会发亮?
电线没接上干电池
电线没接上开关
灯丝烧了
干电池装倒反了
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