When you consider monthly bills, electricity use takes a significant chunk of that total. Understanding what makes your home guzzle the most electricity can help you save money and even reduce your environmental impact. Not all household appliances are created equal; some larger devices will cost y...
To conduct electricity C. To reflect light D. To store E. lectricity 相关知识点: 试题来源: 解析 A。解析:灯丝在灯泡中的主要作用是产生热量,当灯丝被加热到足够高的温度时,就会发出光。选项 B,传导电流不是灯丝的主要功能;选项 C,反射光也不是灯丝的作用;选项 D,存储电更是错误的。
Electricity is a form of energy and this is what powers the TV,hairdryer, mobile phone, fridge, electric toothbrush and more! Our growing need for energy is one of the problems facing the world today.1 E Here are some simple ways to make a big difference when using electricity.2B ...
How to Create Static Electricity using a Van de Graaf Generator A Van de Graaff generator is an electrostatic generator which uses a moving belt to accumulate electric charge on a hollow metal globe on the top of an insulated column. This can create very high electric potentials. It produces ...
The influence of even individual sectors in China is staggering. For example, in 2024, about 300 terawatt-hours’ worth of electricity was usedjust to produce solar modules, batteries, and electric vehicles. That’s as much electricity as Italy uses in a year. And this sector is growing quic...
The car looks nice . Besides , it’s much greener because it uses electricity instead of gas . A . However B . What’s more C Even though D . What’s worse
When we turn off a device, such as television, it goes into stand-byo mode(7)It is the production of food, notDevices in this mode stll use power,and older devices in stand-by mode can use evenits transport,that uses..是强调more. This happens because electricity continues to leak from...
It is the production of food, not its transport, that uses most of the energy and produces most of the greenhouse gases. In some cases, local produce might have used more energy and produced more greenhouse gases than produce grown a long way away — even taking into account its transport...
Wind energy uses wind turbines to generate electricity. Turbines are widely used due to their low impact on the environment. Wind turbines are the most efficient form of renewable energy. While wind energy has been known for its cleanliness and proven reduction of fossil fuel dependence, common ...
2.The car looks nice.Besides,it's much greener because it uses electricity instead of gas.( ) A. However B. What's more C. Even though D. What's worse试题答案 在线课程 分析 这辆车看起来很漂亮.除此之外,因为它使用的是电而不是汽油,因此它更环保. 解答 答案:B.根据语境以及上下文,本...