WebJun 4, 2014 · Expert Answer Take a hard glass test-tube and place in it small amount of wax. Set up the apparatus as shown in the diagram. Heat the test-tube near the mouth. In few miniutes, the cork blows out, but … WebFeb 9, 2011 · Liquids and gases do not conduct heat so easily so they are poor or bad conducters of heat. For example both water and air are poor conducters of heat materials that trap air inside them are also bad …
What Is a Poor Conductor of Heat? - Reference.com
WebOct 4, 2024 · air is a bad conductor of heat . Explanation: take a hard glass test tube and place in it small amount of wax. set up the apparatus as shown in the diagram. heat the test tube near the mouth. in few minutes , the cork blows out , but wax does not melt. thus experiment proves that air is a bad conductor of heat. hope it helps please make me as ... WebUSES OF BAD CONDUCTORS OF HEAT 1. Materials such as cork, fibreglass and styrofoam are bad conductor of heat. - This is due to a lot of air trapped in them. - Air is a good insulator of heat. 6 USES OF BAD CONDUCTORS OF HEAT 2. Woolen clothes are used to keep people warm in winter. Animals have thick fur/feathers to reduce heat flower drum song movie download
APPLICATIONS OF HEAT TRANSFER - PowerPoint PPT …
WebJul 12, 2024 · Yes cork is a bad conductor of heat. Advertisement Advertisement smitharavindranath31 smitharavindranath31 Answer: In fact, cork is a very good thermal insulator. The reason has to do with the composition of cork. Cork is made up of countless tiny cells that are filled with air. The air serves to effectively block most heat from getting … WebCork Ceramic Styrofoam Porcelain Air Uses of heat conductors and insulators Now you can understand that heat conductors and insulators can both be useful, but for different jobs. For example; the bottom of a saucepan may be made from a metal, like iron or aluminium, which lets heat flow quickly from the cooker to the food inside. WebSome materials do not allow the heat to flow through them and they are known as bad conductors of heat or heat insulators, The insulators are poor conductors of heat, The … flower drum song choreographer