Bubble are always round because they are "lazy", the water and soap solution will always make the shape that is most easily formed and held. While it is possible to stretch round bubbles into other shapes (try it, hint: coat your fingers with glycerin first!) bubbles will always be blown in round shapes and will always revert back to a round shape when the secondary manipulation stops.
http://www.bellaonline.com/articles/art32505.asp
2007-08-15 05:53:10
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answer #1
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answered by Beckers 6
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It all has to do with surface tension. The air inside the bubble pushes completely evenly on all sides of the bubble, so it spreads out at a completely even rate and makes a sphere. When this pressure gets too big and the tension can no longer hold the bubble together, it pops.
If you notice however, when there is wind, or the bubble gets really big, the air on the outside and moving air on the inside push with more or less force, and this can make the bubble wobble or look oval in shape, but it will always try to return to the sphere because this is the strongest shape it can be.
2007-08-15 05:54:19
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answer #2
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answered by Jon G 4
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The bubble solution is an aqueous mixture that encloses air into a space when it is suddenly spread out and rapidly comes back together around the air inside. If you look carefully at the bubble you'll notice that the color swirls you see are constantly in motion. This is how it bonds together.
If the substance was a liquid that turns into a solid such as construction glue it would hold it's shape if it could dry fast enough. But alas this is not the case. It would simply get messy. If you'd like to learn more you can investigate the nature of soap, the main ingredient in "bubbles".
2007-08-15 05:57:37
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answer #3
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answered by Andyman 2
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Bubbles take a generally round shape due the balance of the surface tension of the soap film and the atmospheric pressure. The sphere is the shape that establishes equillibrium between these forces.
You can distort the soap bubble a bit without bursting it but the forces work to restore the balance between themselves and return the bubble to a spherical shape.
2007-08-15 05:57:54
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answer #4
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answered by nyphdinmd 7
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what makes a bubble, a bubble, is floor stress. and a sphere has the least floor area for the main quantity. so, because of the fact the action picture pulls itself mutually, it makes a sphere. that mentioned, in case you blow 6 bubbles a similar length, and stick 'em mutually, then blow a smaller one interior the middle, that center one is style'a, style'a a cube.
2016-12-13 08:21:08
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answer #5
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answered by Anonymous
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