Question

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Answer 1

NATURAL VENTILATION

Natural ventilation is the use of wind and thermal buoyancy to create air movement in and out of your home without the use of mechanical systems, with the goal of bringing fresh air into your home.

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Answer 2

Answer:

8. Heat conduction is a mode of heat transfer by the mass motion of a fluid such as air.heat convection occurs to the surface of an object where the surrounding fluid of object is heated and energy away from the source of heat

9.convection cannot take place in most solid because neither bulk current flows no significant diffusion of matters can take place.

10. Natural ventilation is the process of supplying air to and removing air from an indoor space without using mechanical systems. It refers to the flow of external air to an indoor space as a result of pressure differences arising from natural forces.

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