Fill in the blanks
:A cold steel spoon is dipped in a cup of hot milk. Heat is transferred to its other end by the process of_______ .

A wooden spoon is dipped in a cup of ice cream. Its other end

Fill in the blanks :No medium is required for transfer of heat by the process of______ .

Fill in the blanks : The hotness of an object is determined by its_______ .

Fill in the blanks . Fuel must be heated to its ………………..before it starts burning.

Fill up the blanks. When milk, cooled after boiling, is poured onto a piece of cloth the cream (malai) is left behind on it. This process of separating cream from milk is an example of_____.

Fill up the blanks in the following: The process of changing of water into its vapour is called_______.

A container , openedfrom the top and made up of a metal sheet, is in the from of a frustum of a cone of height 16 cm with radii of its lower and upper ends as 8 cm and 20 cm respectively . Find the total cost of milk which can completely fill the container at the rate of Rs 20 per liter . Also find the cost of metal sheet used to make the conatainer, if it costs Rs 8 per 100 cm^(2)

Just as a person moving from Delhi to Shimla to escape the heat for the duration of hot summer, thousands of migratory birds from Siberia and other extremely cold northern regions move to: