2年级科学 《光对人类的重要性》
2nd Grade
•10 Qs
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2年级科学 《光对人类的重要性》
Quiz
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Science
•
2nd Grade
•
Practice Problem
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Medium
LEANNE TIE JIA XUAN Moe
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示的情况是亮或暗？
A. 亮
B. 暗
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示的情况是亮或暗？
A. 亮
B. 暗
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示的情况是亮或暗？
A. 亮
B. 暗
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示的情况是亮或暗？
A. 亮
B. 暗
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
会发光的物体被称为光源。
A. 对
B. 错
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
蜜蜂是会自行发光的动物，因此它是光源。
A. 对
B. 错
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光对人类有什么重要性？根据图片选择正确的答案。
A. 夜晚时，跑道上的光能够协助飞机降落。
B. 指引船只航行。
C. 红绿灯的光能指挥交通。
D. 路灯的光能使街道明亮，让路人在晚 上安全地行走。
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