Questions
Calculate the amount of heat required to raise the temperature of 500 g of water from 15oC to 85oC.
What is thermometer calibration? Describe the method.
Write the types of thermometers used in daily life. Also, mention their working principles.
Describe the condition in which water can be boiled at a temperature less than 100oC.
Write any two applications of specific heat capacity.
What is specific heat capacity? Write its SI unit.
Of the two ice cubes of identical shape, one is kept in an aluminum box and the other in a wooden box. Which ice cube melts faster? Explain in terms of the melting process.
What are the differences between the process of freezing ghee and honey in terms of their volume and density?
Once in winter, while drinking the water from a steel jug on the table Samir felt the water to be warmer towards the bottom. Justify his experience based on scientific facts.
If the lid of a glass bottle does not open, how may it be opened using your knowledge of the effects of heat? Explain based on the kinetic energy of molecules.