What happens to air pressure and the amount of oxygen as the altitude increases in earth’s atmosphere? Both air pressure and the amount of oxygen decrease, air pressure increases while the amount of oxygen decreases, air pressure decreases while the amount of oxygen increases
, both air pressure and the amount of oxygen increase
Both air pressure and the amount of oxygen decrease as the altitude increases in Earth's atmosphere.
As the altitude increases in Earth's atmosphere, both air pressure and the amount of oxygen decrease. This means that at higher altitudes, there is less air pressure and less oxygen available compared to lower altitudes.
As the altitude increases in Earth's atmosphere, both air pressure and the amount of oxygen decrease. This phenomenon can be explained by understanding the composition and behavior of the atmosphere.
The Earth's atmosphere is composed of different layers, with the majority of it concentrated close to the surface. As you move higher in altitude, the weight of the air above you decreases, resulting in a decrease in air pressure. This can be attributed to the fact that there is less atmospheric mass above you, exerting lesser pressure.
Moreover, as you ascend, the concentration of oxygen molecules also decreases. The Earth's atmosphere contains various gases, with nitrogen making up the majority (about 78%) and oxygen making up around 21%. However, this proportion decreases at higher altitudes. The decrease in oxygen concentration is mainly due to the fact that as air pressure decreases, it becomes more difficult for oxygen molecules to stay close together, resulting in a lower concentration.
To measure air pressure and oxygen levels at various altitudes, scientists use instruments like barometers and oxygen sensors. Additionally, data collected from weather balloons and aircraft also help in understanding these changes in atmosphere as altitude increases. Overall, both air pressure and the amount of oxygen exhibit a decreasing trend as altitude increases in Earth's atmosphere.