
二年级科学第六课光和暗
Authored by Guru Moe
Science
1st - 6th Grade
Used 13+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪项是白天的主要光源?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
晚上在野外露营需要哪一种光源?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在怎样的情况下,学生们看不见黑板上的字?
光亮
白天
黑暗
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
影子的位置和光源的位置是_______的。
相反
一样
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
影子是怎样形成的?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种物体在灯光照射下不会形成清晰的影子?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
当光被物体______时,就会形成影子
透过
阻挡
照射
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