Air - Air: a mixture of gases
3 important questions on Air - Air: a mixture of gases
How thick is the atmosphere?
Since the atmosphere is getting thinner and thinner as the altitude increases, you can not see how thick the atmosphere is.
What happens to the molecules in the atmosphere?
Since the air is getting thinner, this means that the same volume will contain fewer and fewer molecules. This is why people can get sick when they are above a certain altitude.
What happens when you suffer from altitude sickness?
When you go rapidly from sea level to high altitudes, your body will respond to the lack of oxygen in the air. We will start breathing more quickly, our heart will beat faster to get more oxygen in our body. When you ave a shortage of oxygen, you will become sick.
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