Fossil fuels are natural fuels formed from the remains of ancient plants and animals that underwent geological processes over millions of years, including coal, oil, and natural gas. 1. **问题完整性判断**:题目问“What are fossil fuels?”,内容完整,无缺失信息,无需舍弃。 2. **答案分析**:...
Class 8 CHEMISTRY What are fossil fuels ?... What are fossil fuels ? Video Solution Struggling with Coal And Petroleum ? Get free crash course Text SolutionVerified by Experts Fuels formed inside the Earth from the dead remains of plants and animals are called fossil fuels. Show More ...
In the US, fossil fuels supply 89% of energy needs. net energy & EROI major advantage & major disadvantage of fossil fuels? Electricity Coal How is it extracted/mined? (see Ch 11, pp 245-248 What are the costs (environmental & human) associated with coal extraction?
Fossil Fuels: Fossil fuels get their name because of how they are formed, from organisms that died millions of years ago and are covered by layers of sediment, rock, or other materials. As these break down over the millennia, they became fossil fuels. ...
What are fossil fuels? How do they cause air pollution ? View Solution What do you understand by the process of metamorphosis? View Solution What does this story tell us about Wanda Petronski? View Solution Who was Chiang Kai-shek? What did he tell about women? View Solution ...
In the late 1700s, the Industrial Revolution ushered in an age of technological breakthroughs that included the use of new energy sources—primarily, fossil fuels. Fossil fuels (oil, coal and natural gas) are formed from the breakdown of organic materials and are burned for fuel. As technology...
处理 59. We can learn from the last paragraph that B. A. fossil fuels are running out B. renewable energy isn't widely used now C. everyone can afford the renewable energy D. people don't know much about renewable energy 60. The passage is mainly about A. A. fossil fuels B. ...
Unfortunately, coal is extremely problematic from the standpoint of pollution. There is also some question of how accessible the vast reserves of coal in the U.S. really are. With the energy economy moving toward renewable sources, all fossil fuels are likely to be de-emphasized in the decades...
The term "fossil fuels" is a very general term referring to any combustible material that has been formed as a result of buried organic...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ho...
Moreover, liquid fuels are usually formed from fossil fuels. Several other forms, such as hydrogen fuels that have automotive use, ethanol, and biodiesel, can also be categorized as liquid fuel. These liquid fuels play a primary role in the economy and transportation needs. ...