The passage discusses the importance of the ozone layer. What does the ozone layer mainly protect us from? A. Cold weather B. High temperatures C. Ultraviolet rays D. Microwaves 相关知识点: 试题来源: 解析 C。解析:文章中提到臭氧层的重要性,臭氧层主要保护我们免受紫外线的伤害,选项 C 符合。
The importance of the ozone layer to terrestrial animals is that it entirely filters out some wavelengths of light but lets others through. Holes in the ozone layer and the dangers associated with these holes are well documented. However, one danger that has not been given sufficient attention ...
What can we do to protect the ozone layer? A. Use a lot of products containing CFCs (chlorofluorocarbons) B. Burn more substances that release ozone - depleting substances C. Support the use of ozone - friendly products D. Ignore the importance of the ozone layer 相关知识点: ...
What is the significance of the ozone layer in Earth's atmosphere?There are 3 steps to solve this one. Solution Share Answered by Earth sciences expert High-quality solutions Step 1 The ozone layer is a crucial component of Earth's atmosphere due to its role in absorbing and...
【9.16.】保护臭氧层国际日[International Day for the Preservation of the Ozone Layer] 【随着人类活动的加剧,地球表面的臭氧层出现了严重的空洞,1974年被美国加利福尼亚大学的教授罗兰(F.Sherwood Rowland)和穆连(Mario Molina)发现。1987年9月16日,全球46个国家的代表在美国纽约签署《关于消耗臭氧层物质的...
Thedepletionoftheozonelayer(臭氧层损耗)ABSTRACTOzone(O3)isastratospheric(平流层的)layer(层)thatplaysimportantroleinprovidingsupporttohumansfortheirsurvival.Itisanessentialfactorformanyglobal,biological(生物的)andenvironmentalphenomena.Butvariousanthropogenic(人为的)activitiessuchasemissions(排放)ofCFCs(氟氯烃),...
Depletion of Ozone Layer臭氧层损耗 Due to a gradual destruction of the ozonosphere in the stratosphere by chlorofluoro- carbon (CFC) and other chemicals discharged by humans, the amount of ultraviolet rays reaching the surface of the earth has been increasing. ...
The ozone layer(臭氧层) is a thin layer of gas around the earth. It forms a special “blanket” around the planet. This “blanket” protects the earth from dangerous rays produced by the sun. Without the ozone layer, the earth’s climate could warm to dangerous levels. This increase in...
The ozone layer is an invisible sheet 19 to 48 kilometers above the ground that absorbs most of the ultraviolet rays from the sun. The mix of sunlight and oxygen forms the ozone layer. Without the ozone, there...
句意:臭氧层对地球是否有益和重要?分析句子可知,句子为主系表结构,此处使用形容词作表语,and连接两个并列成分,前后词性一致;help“帮助”,不可数名词,其形容词为helpful,意为“有益的”;importance“重要”,名词,其形容词是important,表示“重要的”。故填helpful;important。反馈...