Electricity can flow through wires. What material is a good conductor of electricity? A. Wood B. Rubber C. Metal D. Paper 相关知识点: 试题来源: 解析 C。解析:金属是良好的导电材料。A 选项木头、B 选项橡胶、D 选项纸都是绝缘体,不导电。
What makes a good conductor? Kid proofing the Electrical Socket Ever wonder why there are plastic covers on electrical sockets in a kid-proofed home? The plastic not only acts as a good insulator to prevent electricity from leaving the socket, it also acts as a good cover for kids not to...
百度试题 结果1 题目What is the best conductor of electricity?___. 相关知识点: 试题来源: 解析 Salt water 反馈 收藏
【小题2】Your body is a pretty good conductor of electricity. The electrical current coming through the wires to the wall plug is so strong that it would hurt a lot if you stuck your finger in the plug.Think: Why should you never put your fingers into the socket(插座...
单项选择题What is the BEST conductor of electricity().A.Carbon dioxide B.Distilled water C.Fresh water D.Salt water点击查看答案 您可能感兴趣的试卷你可能感兴趣的试题 1.单项选择题The officer in charge of the navigational watch shall not hand over the watch to the relieving officer if(). A....
In general, metals are shiny, reflecting most of the light that strikes them. They are malleable and ductile (that is, they will bend under pressure and are not brittle). They have a broad range of melting temperatures (e.g., mercury is a liquid at room temperature, gallium will melt ...
away.Notonlywouldyousay“thankyouforsparkingjoyinme”toafavoritepieceofclothing thatyouworetillitwasthreadbare,youwouldalsosaytoapieceofclothingyouneverworeonce “thankyouforteachingmethatthiscolordoesn?tlookgoodonme”.Youwillappreciatetheroles ofallthethingsthathavecometoyouandexperienceappreciationforallofthem...
What property makes metal a good conductor and rubber a good insulator? What's the major difference between insulators and semiconductors? What is a poor conductor of electricity? Which organic compounds are mostly good conductors of electricity?
Conductivity refers to a material’s ability to transfer energy, defining its electromagnetic properties. It measures how much a material influences current flow when exposed to an electric field, often linked to the current’s density created by the field. Conductance of a conductor also depends ...
Current electricity is the form of electricity which makes all of our electronic gizmos possible. This form of electricity exists when charges are able toconstantly flow. As opposed to static electricity where charges gather and remain at rest, current electricity is dynamic, charges are always ...