Question

define the term' atmosphere? ' why mountaineers carry oxygen cylinders with them ? ​

Answer 1

Answer: We live at the bottom of an invisible ocean called the atmosphere, a layer of gases surrounding our planet. Nitrogen and oxygen account for 99 percent of the gases in dry air, with argon, carbon dioxide, helium, neon, and other gases making up minute portions. Water vapor and dust are also part of Earth's atmosphere.

Explanation: Mountaineers carry an oxygen cylinder along with them. It is because when they climb mountains, as altitude increases, the amount of oxygen level in the atmospheric air decreases as trees are not found at higher altitudes. As a result, mountaineers suffer from dizziness. It can also lead to hypoxia.

Answer 2

The atmosphere is the blanket of gases which surrounds Earth. Without the atmosphere there could be no life on Earth. The atmosphere: ... keeps the climate on Earth moderate compared to that of other planets.

Mountaineers carry oxygen cylinders with them because when they climb mountains, as altitude increases, the amount of oxygen level in the atmospheric air decreases as trees are not found at higher altitudes. As a result, mountaineers suffer from dizziness.

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