Answer:

Explanation:
thickness of aerosol layer is 2.5 km
zenith angle is 40 degree
we know that

where

is extinction coefficient
extiction cross section
N = Concentration





transimiitance 


Folk culture is more likely to have an anonymous origin and to diffuse slowly through migration, whereas popular culture is more likely to be invented and diffuse rapidly with the use of modern communication.
Answer:
21
Explanation:
y=mx+b
mx = slope and b= y intercept
y=5-21