百度试题 结果1 题目What are the main sources of greenhouse gases from hydropower? A. Vegetation and soils. B. Heat and sunlight. C. Pollutants in the reservoir. D. Components of the generators. 相关知识点: 试题来源: 解析 A 反馈 收藏 ...
What is the use of greenhouse gases A.They allow energy from the sun to enter but prevent energy from leaving.B.They allow energy from the sun to leave but prevent energy from entering.C.They protect the plants.D.They protect the earth....
A. Decrease in greenhouse gases. B. Increase in greenhouse gases and deforestation. C. Only deforestation. D. Only increase in greenhouse gases. 相关知识点: 试题来源: 解析 B。原因:文章中提到“One of the main causes of global warming is the increase in greenhouse gases...Another cause of ...
What Are Greenhouse Gases ? What Are the Sources of What is the Prospect for FutureAre, WhyLevels, Atmospheric
许多地球大气层中的化合物都是“温室气体”。这些气体让阳光自由地进入大气层。当阳光照射到地球表面，一部分阳光作为红外辐射（热）被重新辐射回太空。 温室气体吸收红外辐射的热量，并且把这个热量保存在大气层中。许多气体都有这些“温室”属性。 其中一些是大自然产生的（水蒸汽，二氧化碳，甲烷和一氧化...
A carbon footprint refers to the greenhouse gases released into the atmosphere because of what we do or buy. 碳足迹指的是由于我们的行为或购买的东西而释放到大气中的温室气体。 What are these greenhouse gases? 这些温室气体是什么? Carbon dioxide or CO2 is the most dominant of the greenhouse gase...
A. Gases that cool the planet B. Gases that are only produced by nature C. Gases that trap heat in the atmosphere D. Gases that are harmless to the E. nvironment 相关知识点: 试题来源: 解析 C。“greenhouse gases”指的是温室气体,能在大气中捕获热量。选项 A 温室气体是使地球升温而非降...
If the amount of greenhouse gases continues to increase, what will probably happen? A. The Earth will get cooler. B. The climate will remain the same. C. The sea will become less salty. D. The global temperature will rise. 相关知识点: ...
Greenhouse Earth Some of the gasses that contribute the most to Earth's warmth are water, carbon dioxide and methane. These particular gasses allow the sunlight to pass through, warming the Earth, but they keep that heat from escaping right back into space. What do you do when you are co...
Greenhouse gases (also known as GHGs) are gases in the earth’s atmosphere that trap heat. During the day, the sun shines through the atmosphere, warming the earth’s surface. At night the earth's surface cools, releasing heat back into the air. But some of the heat is trapped by the...