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Results tagged with air
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user 45640
Earth's atmosphere is a layer of gases that surround it, permitting life and protecting life by absorbing ultraviolet solar radiation, warming the surface by retaining the heat and mitigating the temperature difference between day and night.
24
votes
Why is the pressure inside a soap bubble higher than outside?
The increased pressure is caused by the surface tension between the soap and the surrounding air. This can be seen by a simple equilibrium energy argument. … with the air outside of the bubble. …
- 904
31
votes
4
answers
45k
views
Why is the pressure inside a soap bubble higher than outside?
Apparently, the air inside a soap bubble is under higher pressure than the surrounding air. This is for instance apparent in the sound bubbles make when they burst. …
- 904
22
votes
Accepted
Why do bubbles make a sound?
The air pressure inside the (intact) bubble is larger than in the surrounding. … This pressure difference is called Laplace pressure and is caused by the surface tension between the soap film and the air. …
- 904