0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What is conduction?
There are two kinds of conduction: thermal conduction and electrical conduction.In thermal conduction, thermal energy (heat) transfers through a substance from a hotter region toward a cooler region. For example, when you dip a metal spoon into a cup of tea, the heat from the hot tea will conduct along the spoon so that the handle becomes warm, even though the handle is not in direct contact with the hot tea.In electrical conduction, free electrons pass through a substance, thus enabling an electric current.Some materials are better conductors than others. Most metals are good thermal conductors, and certain metals (copper, aluminum) are very good electrical conductors. When a material is an exceptionally poor conductor, we call it an insulator. Styrofoam is a good thermal insulator, and glass is a good electrical insulator.
Which way thermal energy will flow when you hold a cup with hot drink in your hands?
It depends whether or not what you hold it with is warmer or cooler than the iced tea. In most cases it will probably be held in our hand which is likely to be warmer than the iced tea and so the thermal energy will flow from your hand, through the glass and then into the iced tea - warming it up. If whatever you are holding it with is colder then the thermal energy will move from the iced tea to the object with which you are holding it and the tea will cool down even more.
Is a dog a conductor or insulater?
Most living beings conduct electricity rather well, because of the water content.Pure water is not a good conductor, but most water that occurs in nature is not pure (as in "distilled"); it has enough dissolved ions to be able to conduct electricity.Most living beings conduct electricity rather well, because of the water content.Pure water is not a good conductor, but most water that occurs in nature is not pure (as in "distilled"); it has enough dissolved ions to be able to conduct electricity.Most living beings conduct electricity rather well, because of the water content.Pure water is not a good conductor, but most water that occurs in nature is not pure (as in "distilled"); it has enough dissolved ions to be able to conduct electricity.Most living beings conduct electricity rather well, because of the water content.Pure water is not a good conductor, but most water that occurs in nature is not pure (as in "distilled"); it has enough dissolved ions to be able to conduct electricity.
Is paper conductors or insulator?
Paper is made of wood, and wood is a conductor, partly. Wood conducts heat very slowly, but not electricity or other types of energy. If you were to link an electrical circuit with a bit of paper, the circuit would not be complete. If you were to wrap a sheet of paper around a cup of tea to keep it warm, it wouldn't work as effectively as another material.
How many BTU's are in a candle flame?
250-300 British Thermal Units (BTUs) in a standard candle like a tea candle. More or less with larger or smaller candles.
Is tea cosy a thermal insulator?
Yes, a tea cozy could be considered a type of thermal insulator. This is because it keeps the heat from escaping the cup holding the tea.OH HEEL NO
How could you use the word cosy in a sentence?
The bed was very cosy.The cat felt very cosy next to the fireplace.The tea cosy was purple.
What is conduction?
There are two kinds of conduction: thermal conduction and electrical conduction.In thermal conduction, thermal energy (heat) transfers through a substance from a hotter region toward a cooler region. For example, when you dip a metal spoon into a cup of tea, the heat from the hot tea will conduct along the spoon so that the handle becomes warm, even though the handle is not in direct contact with the hot tea.In electrical conduction, free electrons pass through a substance, thus enabling an electric current.Some materials are better conductors than others. Most metals are good thermal conductors, and certain metals (copper, aluminum) are very good electrical conductors. When a material is an exceptionally poor conductor, we call it an insulator. Styrofoam is a good thermal insulator, and glass is a good electrical insulator.
What is the meaning of the word cozy?
'Cosy', as an adjective, means 'snug, comforting, warm'. An example of this usage would be, "This is a cosy blanket." As a noun, a cosy is a padded or knitted covering placed over an item to keep it warm, for example, a tea-cosy which covers a tea pot. 'Cosy' can also be used as a verb meaning either to make someone feel snug and comfortable, or to become friendly with.
What is conduction conduction?
There are two kinds of conduction: thermal conduction and electrical conduction.In thermal conduction, thermal energy (heat) transfers through a substance from a hotter region toward a cooler region. For example, when you dip a metal spoon into a cup of tea, the heat from the hot tea will conduct along the spoon so that the handle becomes warm, even though the handle is not in direct contact with the hot tea.In electrical conduction, free electrons pass through a substance, thus enabling an electric current.Some materials are better conductors than others. Most metals are good thermal conductors, and certain metals (copper, aluminum) are very good electrical conductors. When a material is an exceptionally poor conductor, we call it an insulator. Styrofoam is a good thermal insulator, and glass is a good electrical insulator.
How do you say 'cosy' in Irish Gaelic?
It would be teolai or seascair.An egg-cosy is púic uibhe or púitsin uibhe.A tea-cosy is púic tae.Teach te teolai. A warm and comfortable house.
Is paper a insulator or conductor?
Paper is a resistor, but it is a bad idea to use them in electrical equipment at all.
Is porcerlain cup an insulator?
porcelain is a bad conductor of electricity or current, It is a very good Insulator used in all electrical installations throughout the world. mostly we use in household item as tea cup and Saussure's, as porcelain cup can not conduct heat from inside to outside we hold it cup normally evnthough inside tea is hot.
Should you use a flask which is a good conductor of heat or poor conductor to keep the tea inside the flask warm?
a poor conductor of heat. a good conductor of heat will allow the heat to pass though the flask and escape cooling the tea. so a poor conductor just to clarify.
What type of energy is an example of making sun tea?
solar, thermal
Why would the temperature of a full teapot of tea and the temperature of a full teacup of tea by the same even though the teapot holds more?
Temperature is a measure of the average thermal energy of a system, so a teacup of tea and a teapot can have the same temperature. However, the teapot full of tea would have more thermal energy.
Why does tea cold earlier in glass as compare to teapot by scientifically?
because tea is exposed to surrounding,to get thermal equilibrium it becomes cold
