Question

what questions can come from here ..... plz brainliest person and please proper 15 questions

Answer 1

what is good conductor?
what is bad conductor?
explain Convection?
example of good and bad conductor.
use of bad and good conductors?
#ninja

Answer 2

1. Name a liquid which is a good conductor of heat?
2. The cooking utensils are made of metal, but they are provided with an insulating handle. Explain the reason?
3. How do woolen clothes keep us warm in winter?
4. Name the material used for making cooking utensils and cooling coils of refrigerators?
5. Give two practical uses of good conductors?
6. Give two practical uses of bad conductors?
7. In a thermometer, mercury is preferred over water as the thermometric liquid why?
8. Explain: A newly made quilt is warmer than an old one.
9. Name the process of transfer of heat in liquids and gases?
10. In a solid, heat is not transferred by the process of convection. Give reason
11. Demonstrate an experiment to prove that air is a bad conductor of heat?
12. Why ice boxes and refrigerators have inner linings of glass wool?
13. Define convection?
14. Explain briefly the process of heat transfer in water?
15.  Why birds puff up their feathers in winter?