Question

Q. Choose any one state of matter (solids, liquids and gases) and describe its expansion on heating and contraction on cooling in terms of particle model of matter


Q. why metals are good thermal conductors and fluids are poor conductors?


Q. In outdoor events, we should use metal or styrofoam cups to keep warm beverages? Explain your choice with reasons

Q. Find any 5 material in your home which a good thermal conductors and insulators, also explain how they conduct or insulate heat

Answer 1

Answer:

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