初二综合科学上册 第5章 大气层的污染及保护
Quiz
•
Science
•
8th Grade
•
Medium
WEE PENG GOW
Used 483+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
地球外部的大气有保护的作用,请设想:如果有一天地球外部的大气消失, 下列哪种情况仍然存在( )。
流星现象
建造风力发电站
蔚蓝色的天空
阳光普照大地
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
在下列各组大气垂直分层中,总体而言,温度随着高度的增加而上升的一组是( )。
对流层、热层
平流层、热层
平流层、中间层
对流层、中间层
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
大气分层的依据比较复杂,现实的分层也是综合各因素的结果。但主要依据是( )。
大气密度在垂直方向上的变化
大气温度在垂直方向上的变化
大气运动在垂直方向上的变化
. 大气组成在垂直方向上的变化
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
地球的“外衣”——大气与宇宙空间的过渡层是( )。
热层
平流层
中间层
外层
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
提倡使用绿色冰箱(指使用无氟制冷的冰箱)来保护臭氧层的理由是( )。
防止地球变暖
减少大气中的尘埃
减少大气中的二氧化碳浓度
避免太阳紫外线对地球生物的伤害
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
下列纬度中,对流层厚度最大的是( )。
90°
30°
60°
0°
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
对流层最显著的特点是( )。
它在两极地区的厚度达17千米
有强烈的对流运动
气温随着高度的增加而上升
集中了 1/4的大气质量
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