光源+ 光对人类的重要性

Quiz
•
Science
•
1st - 12th Grade
•
Medium
YAP Moe
Used 76+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下说明对或错?选择正确的答案。
在黑暗的地方,我们看得清楚周围的物体。
对
错
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下说明对或错?选择正确的答案。
会发光的物体被称为光的来源。
对
错
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光对人类有什么重要性?根据图意选择正确的答案。
夜晚时,跑道上的光能够协助飞机降 落。
指引船只航行。
红绿灯的光能指挥交通。
路灯的光能使街道明亮,让路人在晚 上安全地行走。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光对人类有什么重要性?根据图意选择正确的答案。
夜晚时,跑道上的光能够协助飞机降 落。
指引船只航行。
红绿灯的光能指挥交通。
路灯的光能使街道明亮,让路人在晚 上安全地行走。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光对人类有什么重要性?根据图意选择正确的答案。
夜晚时,跑道上的光能够协助飞机降 落。
指引船只航行。
红绿灯的光能指挥交通。
路灯的光能使街道明亮,让路人在晚 上安全地行走。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
汽车上的灯有什么功用?
让司机在夜里驾驶时能清楚看见前方的路况
让司机在夜里驾驶时不会觉得害怕
能更加节省汽油
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
光能让我们 ( 听见周围的声音 ,看见周围的物体 )。
听见周围的声音
看见周围的物体
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