When climbing up a high mountain, it is harder to breathe primarily because the air is thinner. At higher altitudes, there is less oxygen available in the atmosphere, which makes it more difficult to get enough oxygen into the body. The other options do not accurately describe the physiological conditions at high altitudes.
Why is it harder to breathe when climbing up a high mountain?
(1 poin
The air is thinner
The air compresses the lungs
The air has more moisture
The air pressure increases.
1 answer