Can someone please answer these:
Define heat. What are its sources?
How does the formation of heat take place?
How can be produced as a result of friction?
What are the various possible changes when heat is applied to a
What are the various sources from which we get heat?
Matter increases in volume when there is an increase in
temperature. What is this property known as?
Write any two uses of Expansion.
What do you understand by temperature of a given object? How
can we measure the temperature of a given body?
What are the various scale in which the temperature of a given
object can be measured? Write the range of the various scales of
What is an absolute zero temperature?
What will happen if there is no kink provided in a clinical
Write any two differences between a clinical and laboratory
How can you prove that
hot and cold are relative terms?
Why are cooking utensils
made up of metals?
Explain the process of convection with help of an activity?