1. Which of the following measures the degree of hotness or coldness of a body?
2. In which direction does heat flow naturally?
3. Which of the following substances expands the most when heated?
4. What happens to the volume of a gas when temperature increases?
5. Which of the following is NOT a mode of heat transfer?
6. Why are cooking utensils made of metals?
7. The transfer of heat by movement of particles in fluids is called
8. Which of the following has the lowest temperature?
9. What is the boiling point of water in Kelvin?
10. Which material is used as an insulator in cooking utensils?
11. Why do we feel cool under a fan?
12. Which process causes cooling of water in an earthen pot?
13. The SI unit of temperature is based on
14. Which surface reflects most heat?
15. When ice melts, its temperature
16. Which of the following is a good absorber and emitter of heat?
17. The transfer of heat in solids mainly occurs by
18. What happens to the density of air when heated?
19. Which thermometer is used to measure human body temperature?
20. Heat transfer by electromagnetic waves is called
