Question

we can get the smell of perfume sitting several meters away. why?

Answer 1

Answer:

diffusion

Explanation:

diffusion means the exchange of gas from high gas concentration to lower concentration

if anyone has perfumes smell the perfume concentration is higher than atmosphere the gas travel in atmosphere

so we can get the smell of perfume sitting several meters away.

Answer 2

Answer:

Urination of adults, as well as infants, is controlled by the neural circuit which is very complex and highly distributed as it involves pathways at many levels of the brain, spinal cord and the peripheral nervous system and is mediated by multiple neurotransmitters.