28-6-2021 二年级科学《光和暗》
Authored by LIM Moe
Science
2nd Grade
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
汽车上的灯有什么功用？
能更加节省汽油
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
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
在停电时，我们可以用以下哪一个工具来照亮四周？
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
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。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
月亮在夜晚时能为我们照明，但月亮却不是光源。为什么？
A. 月亮的光不够亮
B. 月亮无法自行发光
C.月亮有时会消失
D. 月亮的形状会改变
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