afire and all similar events outside our controll.[translate] aproteins and VSP in shoots 蛋白质和VSP在射击[translate] aclimate-relevant greenhouse gas in Earth’s atmosphere. 气候相关的温室气体在地球的大气。[translate]
What is the main gas in the Earth's atmosphere? A. Oxygen B. Nitrogen C. Carbon dioxide D. Hydrogen 相关知识点: 试题来源: 解析 B。解析:地球大气中的主要气体是氮气。文章中有对大气成分的介绍。选项 A 氧气含量比氮气少。选项 C 二氧化碳是温室气体,但不是主要气体。选项 D 氢气在大气中的含量...
Which gas is the most abundant in the Earth's atmosphere? A. Oxygen B. Nitrogen C. Carbon dioxide D. Argon 相关知识点: 试题来源: 解析 B。解析:地球大气中最丰富的气体是氮气,约占大气总体积的78%。氧气约占21%,二氧化碳含量很少,氩气含量也较少。所以氮气是最丰富的,A选项氧气不是最丰富的,C...
4(a)Carbon dioxide is the most significant greenhouse gas in Earth's atmosphere. The volume of0.30 mol of carbon dioxide gas was measured at a temperature of 25 C when various pressures were applied. The following results were obtained.Table 4.1pressure, p/ atm volume, V / dm3pressure x ...
What is the second most abundant gas in the Earth's atmosphere? A. Oxygen B. Nitrogen C. Carbon dioxide D. Argon 相关知识点: 试题来源: 解析 A。解析:地球大气中第二丰富的气体是氧气,占大气总量约21%。氮气是最丰富的,约占78%。二氧化碳含量较少,氩气含量也比氧气少。
The Earth has an atmosphere.Which gas is the most abundant in the Earth's atmosphere? A. Oxygen. B. Nitrogen. C. Carbon dioxide. D. Hydrogen. 相关知识点: 试题来源: 解析 B。本题考查地球大气的组成。氮气是地球大气中含量最多的气体;氧气次之;二氧化碳和氢气含量很少。
The Earth's atmosphere is made up of ___. A. water B. rock C. gas D. iron 相关知识点: 试题来源: 解析 C。地球的大气层是由不同的气体组成,“The Earth's atmosphere is also very important. It is made up of different gases.”。
A. atmosphere B. hydrosphere C. lithosphere D. biosphere 相关知识点: 试题来源: 解析 A。本题考查地理方面的科普知识。“atmosphere”是大气层,地球被一层气体包围,这层气体就是大气层。“hydrosphere”是水圈,“lithosphere”是岩石圈,“biosphere”是生物圈,都不符合题意。反馈...
The Earth is surrounded by a layer of gas called the atmosphere. What is one of the important functions of the atmosphere? A. To make the Earth look blue from space. B. To protect the Earth from harmful radiation. C. To make it easier for people to travel by plane. D. To keep ...
humanity. There's a 99.9999% chance that humans are the cause of global warming. Humans burn fossil fuels such as oil, coal and gas, which give out carbon dioxide( Co), methane and other gases into Earth's atmosphere and oceans. Co, is the greenhouse gas that's mos...