At higher altitudes it is relatively harder to retain this energy as more heat is lost to space. Sign up for our email newsletter. Already a subscriber? Sign in. Thanks for reading Scientific American. Create your free account or Sign in to continue.
See Subscription Options. Discover World-Changing Science. Get smart. Wondering why temperature decreases with higher altitude. The total heat content of a system is directly related to the amount of matter present, so it is cooler at higher elevations. As you increase in elevation, there is less air above you thus the pressure decreases.
As the pressure decreases, air molecules spread out further i. Want to get a bit deeper into the weeds? But will it be warm enough down there? Of course! Sit in the sun after a nice day on the hill, and this is the scientifically perfect temperature to enjoy an outdoor beverage.
Just remember that temperature changes 5. A barometer reading of 30 inches Hg is considered normal air pressure. Similarly, a reading of If the air pressure falls below How does air pressure affect us? Air pressure is the weight of the atmosphere around us. It affects us in different ways. For example, low air pressure puts more pressure on the joints and can exacerbate pain.
What kind of weather is associated with low air pressure? Low air pressure is associated with high winds, precipitation, cloudy weather, and tropical storms. Why do many foods have "High Altitude Cooking Instructions"? Cite This! Try Our Sudoku Puzzles!
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