For solar panels,which material is mainly used to convert sunlight into electricity? A. Water B. Steel C. Silicon D. Paper 相关知识点: 试题来源: 解析 C。解析:对于太阳能电池板,硅主要被用于将太阳光转化为电能。硅具有良好的半导体特性。本题考查材料科学在新能源领域的应用以及词汇辨析。易错点在于...
Which country is known for its extensive use of solar panels in solving environmental problems? A. China B. USA C. Japan D. Germany 相关知识点: 试题来源: 解析 A。中国在太阳能板的广泛使用方面处于领先地位,积极利用太阳能解决环境问题。选项 B 美国在某些环保领域有贡献但不是以广泛使用太阳能板...
Solar panels C. Factories D. Wind turbines 相关知识点: 试题来源: 解析 C。本题考查对空气污染来源的了解。选项A“Trees”树木是对环境有益的,能够净化空气而不是污染空气;选项B“Solar panels”太阳能板是清洁能源设备,不会造成空气污染;选项C“Factories”工厂,许多工厂在生产过程中会排放废气,是空气污染的...
该句由主句 “After two years ... the solar panels”和定语从句 “which now provide ... thousands of dollars.”构成。其中,which指代the solar panels在定语从句中作主语;现在分词 短语 “saving the neighborhood thousands of dollars”在定语从句中作状语,其逻辑主语是which,即the solar panels;the ...
根据本段第一句“After two years of hardwork, the group paid for the solar panels, which now provideone-fourth of the school's electricity needs-saving theneighborhood thousands of dollars."可知该小组购买的太阳能电池板可满足学校电力需求的四分之一,且为附近地区节省了数千美元。由此可知使用太阳能...
You should look at several factors: the type of panel, its efficiency, durability, cost, and more. Not only that, but the purpose you have in mind for your solar panels will also play a role. For example, are you looking for a permanent installation or something you can take with you...
Orientation: This means the direction the roof faces. The best solar roofs have large areas with South or Southwest exposures. That’s why a home in the Northeast or Midwest with good orientation and no shade barriers might be a better candidate for solar panels than one in the Southeast wi...
A. uses of solar panels rediscovered B. High-tech material cools buildings C. scientists find new ways to store heat from the sun D. Cooling spray may be a new solution to power shortage 相关知识点: 试题来源: 解析 B 反馈 收藏
Solar panels are made up of silicon.B:Solar energy can be used for heating food.C:It costs more to use solar energy than before.D:People have used solar energy for thousands of years. 相关知识点: 试题来源: 解析 C 推理判断题。根据Did you know that solar energy is not as expensive as...
屋顶有太阳能帆板,供应电能以便洗澡和学习。On the roof there aresolar panels,which can___and study with。