Soap bubble
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A soap bubble is an extremely thin film of soap or detergent and water enclosing air that forms a hollow sphere with an iridescent surface. Soap bubbles usually last for only a few seconds before burs
A soap bubble
Girl blowing bubbles
Many bubbles make foam
Soap bubbles can easily merge
Soap film
Videos
Soap films are thin layers of liquid surrounded by air. For example, if two soap bubbles come into contact, they merge and a thin film is created in between. Thus, foams are composed of a network of f
Soap bubble
…A soap bubble (commonly referred to as simply a bubble) is an extremely thin film of soap or detergent and water enclosing air that forms a hollow sphere with an iridescent surface. Soap bubbles usually last for only a few seconds…
Figure 3: thin film interference in a soap bubble. Notice the golden yellow colour near the top where the film is thin and a few even thinner black spots
Figure 4: Picture of a film taken during its generation. The film is pulled out of a soapy solution and drains from the top.
Figure 5: Magnified view of black spots in a soap film