B. Paper, plastic, and glass. C. Plastic, glass, and metal. D. Wood, metal, and glass. 相关知识点: 试题来源: 解析 B。解析:文中提到“For example, there are bins for recyclable materials like paper, plastic, and glass.”,所以提到的可回收材料有纸、塑料和玻璃。反馈 收藏 ...
Before making a pen holder, we need to collect some materials. What is NOT a material
This low impact is achieved in several ways: by limiting the packaging waste created; by using materials which are recyclable or biodegradable; and by using renewable energy during production (such as solar, hydro or wind energy). The ultimate goal of green packaging is t...
Lead-in What are they? What are they made of? What is it? What can it be made into? 8 steel glass wood silk What are they? cotton gold paper silver Some other materials a, b, c f, a b, c d c e 1a be made of be made in be made by Who was it made by? It was made ...
The Physics of a Semiconductor There are some materials, which have neither good conductivity nor bad conductivity of electricity. They have a moderate range of electrical conductivity. The examples of such materials are germanium, silicon, carbon etc. A
What are some common building materials?相关知识点: 试题来源: 解析 Concrete and wood are very common building materials for a variety of buildings. Metals, such as steel, are also often used. Some buildings are constructed with brick and stone as well....
There are 5 basic materials, which are metal(金属)glass, wood, cloth and plastic. Most things are made of these materials. There are some other materials. But they are not used as much as these 5 materials.Metal is very heavy. And it is very hard and strong. It usually feels cool ...
Cotton has retreated 17% from a record high achieved in March 2011, while sugar has fallen more than a third since February of that year. Contributing factors include rising production and efforts by China and other rapidly-growing nations to moderate their growth.Pleven...
What are some benefits of IoT devices? IoT brings the “smart” into ordinary devices. At home, your ordinary wristwatch now becomes a smart watch, stereo speakers are now smart speakers, the TV is a smart TV, the car is a self-driving smart car…and the days of smart refrigerators and...
Microplastics, microbeads, microfibers…You might have heard of them, and you probably know they’re not great. Microplastics are small plastic pieces that include microbeads, small pieces of polyethylene, and microfibers from synthetic materials like nylon. And with 8 million tons of plastics bei...