Earth has an atmosphere. The atmosphere protects us from harmful rays. What is the atmosphere made of? A. Water vapor B. Gases C. Soil D. Rocks 相关知识点: 试题来源: 解析 B。解析:地球有大气层,大气层保护我们免受有害射线的伤害。大气层是由气体组成的。选项 A 水蒸气只是大气层的一部分...
A. The components of the Earth’s atmosphere. B. The launching of a weather satellite. C. The measurement of variations in the solar constant. D. The interaction of sunlight and air pollution. 相关知识点: 试题来源: 解析 C 正确答案:C解析:主旨题。这篇文章主要讲的是太阳常数的测量方法,...
D. The speed of the E. arth's rotation. 相关知识点: 试题来源: 解析 B。解析:科学家通过发射气象气球主要收集大气压力、温度和湿度等数据。A选项气象气球不仅仅收集降雨量。C选项气象气球不是主要用于收集天空中云的数量。D选项地球自转速度与气象气球收集的数据无关,所以答案是B。
题目The atmosphere protects the earth. What is the atmosphere made of? A. Gas and dust B. Water and fire C. Earth and moon D. Stars and gas 相关知识点: 试题来源: 解析 A。本题考查对大气层组成的了解,大气层由气体和尘埃组成。B 选项水和火不对;C 选项地球和月亮不对;D 选项星星和气体...
Earth's atmosphere is a mixture of nitrogen, oxygen, water vapour, carbon dioxide, and several other minor components.
Which layer of the Earth's atmosphere contains the ozone layer? How does analysing the lava of modern volcanoes help one deduce what the early atmosphere was like? What did the Earth look like before Pangea? What are the highest clouds in the atmosphere?
P3. What happens to the meteorolds when they pas through the Earth's atmosphere? A. They cool down. B. They pick up speed. C. They are stopped there. D. They become less destructive.B4. Choose the best word to fil in the blank in the last paragraph: Lastly, the Earth is a(n)...
Hello, I ask for your help because I can't find any information about Earth crust-atmosphere phase transition. I noticed indeed that our feet tread upon a...
Astronomers have peeked into the atmosphere of a "super-Earth"for the first time. Their analysis...BotkinKowacki, Eva
Planet Earth is made up of four overlapping subsystems that contain all of world’s land masses, water sources, living organisms, and gases. These four subsystems are known as spheres. Geographers break down the Earth’s systems into four spheres that make up the world’s air (atmosphere),...