Earth’s atmosphere is mainly composed of nitrogen (N) and oxygen (O).
This is further subdivided into four layers according to their temperatures.
Troposphere the layer closes to the Earth's surface with 10-15 km above its
surface. Stratosphere is 15 to 50 km above the surface of the Earth and its top
is warmer than its bottom. Mesosphere extends 50
to 80 km and becomes colder with increasing altitude. <span>And thermosphere is
80 km above the surface of the Earth to outer space and is very hot.</span>
Answer:
False
Explanation:
Hierarchical diffusion is the spread of information from one hierarchical level to another, usually downwards, but can also be upwards.
An example of downwards propagation is when the president of a company announced there will be cuts in various departments. He transmits the news to the department chiefs, who relay it to the employees.
An upwards propagation might be when call center employees report repeated problems encountered by the customers to their supervisor, who moves it up to their boss and so on.
Gender and geography has nothing to do with that.
-Mountains provide us with freshwater, energy, food, biodiversity, and medicinal products – resources that may become very rare in the coming decades. They are also very prone to climate changes, land degradation, deforestation and natural disasters.
Answer:
A, They mapped the land and reached the Pacific Ocean, helping the US set claim.
Add-on:
I hope this helped at all. I'm sorry if its incorrect.
