Fossil fuels are a non-renewable source of energy. Most of the energy used by us is obtained by the burning of fossil fuels. These fossil fuels are used up at a faster rate. They cannot be regrown at a scale compared to their consumption. With t...
Biomass energy can be obtained from ___. A. fossil fuels B. living organisms C. non-renewable resources D. minerals 相关知识点: 试题来源: 解析 B。中文解析:文章中明确提到“Biomass energy is a form of renewable energy that comes from living or recently living organisms.”,即生物能来自于活...
百度试题 结果1 题目What is biomass energy obtained from? A. Fossil fuels. B. Organic materials. C. Nuclear power. D. Wind. 相关知识点: 试题来源: 解析 B。生物质能是从有机材料如植物和废物中获得的。反馈 收藏
5.formed from the remains of prehistoric life, as coal or oil:fossil fuels; fossil resins. 6.antiquated. [1555–65; < Frenchfossile< Latinfossilisobtained by digging, derivative offodereto dig] fos′sil•like`,adj. Random House Kernerman Webster's College Dictionary, © 2010 K Dictionarie...
Hydrocarbon aviation fuels are thus likely to be around for a while. However, such fuels needn’t be fossil. A study published in Nature, by Steinfeld and his colleagues, shows how they might be obtained from thin air. They designed and tested a system reimagining the natural process of ...
Milos Novotny,Masaharu Konishi Akio Hirose Jennifer Gluckman and Donald Wiesler.High molecular weight substance profiles obtained from fossil fuels with microcolumn liquid chromatography. Fuel . 1985High molecular weight substance profiles obtained from fossil fuels with microcolumn liquid chromatography. ...
In the last part of this section refined fossil fuels are discussed in detail. Refined fossil fuels such as gasoline, LPG, diesel, kerosene, and jet fuel are obtained by crude oil processing in refineries. 3.3.1 Coal Coal is a heterogeneous, combustible, sedimentary rock consisting of organic...
Fossil Fuels 19 Fossil Fuels Fossil fuels, found in sediments that are dated with the help of fossils, are also known as mineral fuels, since they are obtained in the mineral realm although they have their origin in the 'vegetable' or 'animal kingdoms'. They are coal, petroleum and natural...
According to researchers at the University of Michigan's Center for Sustainable Agriculture, an average of > 7 cal of fossil fuel is burned up for every calorie of energy obtained from food. This means that in eating a 400-cal breakfast, a person have consumed 2800 cal of fossil fuel ...
If fuel price is increased, the agricultural production costs will rise to a large extent and the transportation expenditure will also increase largely. Increase in agricultural production spending and transportation expenses will surely cause more miseries to the common people. There is not doubt that...