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Across 4. ____________ is the direct flow of heat through of material resulting from physical contact 5. _______________ can be defined as a form of energy that flows from hotter substances to colder one 8. _____________ is the amount of heat that must be supplied to the body to increase its temperature by 1 Celcius 9. SI unit of temperature ____________

Down 1. ____________ can be defined as the quantity of heat must be supplied to the substance to raise the temperature by 1 Celcius for a mass of 1 kg of the substances 2. ___________ is the process of heat transfer between a surface and adjacent fluid by the flow of fluid from one place to another, induced by temperature 3. SI unit of heat ____________ 5. ___________ is the amount of energy received or given off by a system in a heat transfer process 6. ________________ can be defined as the degree of hotness and coldness of a body or substances 7. __________ is the process of heat transfer when no medium is required