<span>When there is no air movement, the relationship
between the intrapulmonary and atmospheric pressure is that they are equal. In
the start of a respiratory cycle, as the air is not moving, intrapulmonary and
atmospheric pressure are equal. Inhalation only started with the intrapleural
pressure falls off that in return helps with the enlargement of the thoracic
cavity.</span>
Supply and demand!
If you want a lot of something cause its in high demand.
features such as mountains (higher elevation = colder temperatures), ocean (winds blowing to land), valleys (could create a rain shadow, making it very rainy), etc.
The answer would be option 3 zero
hope this helps remember to hit that thank you button and give me the brainliest answer and thank you for choosing brainly
Answer:omg nvm i meant 0 i just saw the 0 lol
Explanation: