二年级科学练习16-光和暗
Authored by AI LIN TAN
Science
2nd Grade
Used 37+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一项不是光源？
桌灯
蜡烛
手电筒
镜子
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一项是光源？
太阳
闹钟
书包
月亮
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
会发光的物体被称为____________
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
镜子不是光源，因为它不会发光。
以上的说明对或错？
对
错
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一项不是光源？
球
灯管
火把
路灯
6.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
白天在户外的光源是________
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一项是光源？
铅笔
椅子
车灯
干电池
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