We should protect the Earth's resources. What is an example of a non-renewable resource? A. water B. air C. oil D. sunlight 相关知识点: 试题来源: 解析 C。解析:oil(石油)是不可再生资源。water(水)、air(空气)、sunlight(阳光)是可再生资源。本题考查词汇理解和环保意识。 反馈 收藏 ...
Is a gold mine an example of a renewable or non-renewable resource and is the supply curve of gold perfectly elastic or inelastic in theory Type of resource Supply curve()①A. Renewable Inelastic ②B. Renewable Elastic ③C. Non-renewable ElasticA.①B.
The chart shows the proportion of renewable energy in total energy supply in 4 countries from 1997 to 2010. Summarize the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words. Task 1 柱状图 - - 范文 答题 Some people argue th...
A renewable resource can be used again and again. Water is a renewable resource, and it has many uses. All living things need water to live. We need water for farming and industry. Although more than 75% of Earth's surface is made of water, only about 3% is safe for human use.Trees...
Renewable energy sources, though freely available, still have a very high value and need to be utilized efficiently or utilized in a “sustainable manner.” Among the renewable energy sources, geothermal sources allow for efficient resource utilization due to their high capacity factor, especially in...
As a result, by deploying hybrid integrated renewable energy systems in remote areas, isolated communities may lower their power prices, enjoy a more secure and dependable source of electricity and minimise their carbon footprint by eliminating or reducing the usage of diesel. In this study, an ...
The penetration ofrenewable energy has a great environmental impact, reducing CO2 and greenhouse gas emissions [15]. Additionally, the lower generation costs of renewable energy sources (RESs) make their deployment in the industry more attractive for supplying energy consumption to the electricity grid...
Economics of renewable resource management: An application to multipurpose dams.Reservoir sedimentation is a serious threat to the long-term economic development of countries around the world. Often, upstream soil erosion due to agricultural activity contributes significantly to the problem. Appropriately ...
2.Created only by nature but exploited by man, petroleum is a nonrenewable resource because...:整句话主语为petroleum, Created only by nature but exploited by man是过去分词作状语,主语和主句主语一样,也是petroleum。 3.approximately:意为“近似地,接近于”。 4.timber:意为“木材,木料”,这里指“...
The use of clay as a material/object is a simple one, but it illustrates how the combination of intrinsic properties, extrinsic properties, and context influences the functionality of a product. When this concept is applied to the earlier exampleof a carbon nanotube composite, it can be seen ...