Give an exxamle of heat pump.

Give an example of a metal which: is a poor conductor of heat

Give an example of a metal which is the best conductor of heat.

Give an example of decomposition reaction. Describe an activity to illustrate such a reaction by heating.

What is heat pump?

Give two examples each of the metals that are good conductors and poor conductors of heat respectively.

Give two examples of conductors and insulators of heat?

Give example of oxide of nitrogen prepared by heating lead nitrate.

Consider a cycle tyre being filled with air by a pump. Let V be the volume of the tyre (fixed) and at each stroke of the pump ∆V(<< V) of air is transferred to the tube adiabatically. What is the work done when the pressure in the tube is increased from P_1 to P_2 .

Na^+ K+ pump in a cell is an example of :