Try using Google Scholar. It'll show you tons of educational resources on topics you look up. Good luck with your report! Hope this helps!
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When we cook food in the kitchen, that's the region of higher concentration of the smell. By diffusion, the smell spreads to the whole room and thereby whole house, so anyone standing at a distance, can smell it.
Watt stands for power that is energy per unit time
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oh I'm here thanks for your points
