New Green EnergyOcean rise and fall each day. This moving water can make electricity. We call it tide power. There is also heat under the Earth's surface. Scientists can use this heat for energy, which is called heat power. We may find other sources of green energy in the future.Some...
(E)What are the main sources(来源) of green energy?( B )1. Water power uses moving water in rivers and dams(堤坝).Moving water has energy. Water power makes 16.6% of the elec tricity we use.( D )2. Is wind power new? No, it isn't. People used wind pow-er many years ago....
What could become important sources of energy in the future? A. Oil and gas B. Tidal power and geothermal energy C. Coal and nuclear power D. None of the above 相关知识点: 试题来源: 解析 B。解析:文章末尾提到随着技术进步,潮汐能和地热能可能会成为未来重要的能源来源。
The pie chart depicts the use of different sources of energy in the USA in two decades – 1980s and 1990s. 饼状图描述了在20世纪80年代和20世纪90年代的二十年中美国不同能源的使用。 An overview of the diagram shows that the major source of energy in the USA was oil in both decades, and...
结果1 题目 389. The reserve source or sources of energy shall be independent of the propellingpower of the ship and the ship’s___.Aelectrical system Benergy systemCpower system Dlighting system 相关知识点: 试题来源: 解析 答案A 反馈 收藏 ...
The main advantage of new energy sources is ___. A. low cost B. abundant supply C. easy transportation D. no E. nvironmental impact 相关知识点: 试题来源: 解析 B。本题考查新能源的主要优势。A 选项新能源成本不一定低;C 选项新能源运输不一定容易;D 选项新能源也有一定环境影响。B 选项新...
根据Water Power部分中的第一句“Water power is the world’s biggest source of renewable energy by far, with China, Brazil, Canada, the U. S. , and Russia the leading water power producers.(水力发电是迄今为止世界上最大的可再生能源来源,中国、巴西、加拿大、美国和俄罗斯是主要的水力发电国)”和...
The main advantage of using renewable energy sources is ___. A. high cost B. limited availability C. environmental friendliness D. low E. fficiency 相关知识点: 试题来源: 解析 C。使用可再生能源的主要优点是环保。选项 A 高成本是缺点。选项 B 有限的可用性不准确,可再生能源有很大潜力。选项 D...
aThe energy sources of these three tanneries were electricity, domestic fuel, propane and gas. Electricity refers to the French electrical mix (80% nuclear energy, 10% fossil energy, 10% renewable resources mainly hydroelectric). Heavy fuel has often been used in the tanning industry but none of...
Which of the following new energy sources is generated by the movement of water? A. Tidal power B. Geothermal power C. Lignite power D. Peat power 相关知识点: 试题来源: 解析 A。解析:潮汐能是由水的运动产生的新能源,地热能是由地球内部热量产生的,褐煤和泥炭都不是新能源。本题考查新能源类型...