C. The erosion of silicate rocks reduces carbon-dioxide levels in the atmosphere. D. The formation of silicate rocks removes carbon dioxide from the oceans. 你的答案: 正确答案:C 题目解析: 登录 后才能查看题目解析,还没有账号? 马上注册 推荐文章: 【托福听力】Official 20-L1 间冰期 【托福听力...
Carbon dioxide is considered a greenhouse gas. And, at high levels, can contribute to global warming. Additionally, air conditioners use refrigerant. Refrigerant is a compound that removes heat from the air as it cycles through the AC. Used properly, it’s safe for the environment. But if ...
一The smoke factories makes the air dirty. A.of B.in C.from 相关知识点: 试题来源: 解析 【答案】C 【解析】句意:—什么使空气变脏了?—来自工厂里的烟使得空气变脏了。A.---中的;B. 在--里面;C.来自。smoke from f actories来自工厂里的烟,因此选项A符合题意,所以答案是:C。 分析总结。
【题目】一What makes the air dirty?一The smoke factories makes the air dirty.A.ofB.inC.from试题答案 【答案】C【解析】句意:—什么使空气变脏了?—来自工厂里的烟使得空气变脏了。A.---中的;B. 在--里面;C.来自。smoke from factories来自工厂里的烟,因此选项A符合题意,所以答案是:C。
)-a gas that is great at trapping heat,contributing to climate change is almost double what it was prior to the Industrial Revolution.This presents a challenge to researchers attempting to design artificial trees or other methods of capturing(捕获) carbon dioxide directly from t...
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Over 600 days have passed since Apple last updated the iPad Air, as outlined in the MacRumors Buyer's Guide. Below, we outline rumored features and launch timing for the next iPad Air, which would be the sixth-generation model. Apple released the current iPad Air in March 2022, with then...
1.What is the new inhaler? A. It can help protect the environment. B. It can help us reduce the harm of air pollution. C. It can solve the air pollution problem. D. It can make the dirty air clean. 2.From the third paragraph, we learn that ___. A. the...
nitrogen with a purity between 95 and 99.5 percent. In another type of extraction method, compressed air is cycled under pressure through a carbon molecular sieve which retains the oxygen and removes it from the air. The nitrogen that is left can have a purity between 95 and 99.9995 percent....
In its 2022 report, the United Nations’ Intergovernmental Panel on Climate Change said that “all available studies require at leastsome kind of carbon dioxide removalto reach net zero” – where the world removes as much planet-heating pollution from the atmosphere as it emits. Even if emis...