Bubble (physics)
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A bubble is a globule of a gas substance in a liquid. In the opposite case, a globule of a liquid in a gas, is called a drop. Due to the Marangoni effect, bubbles may remain intact when they reach the
Air bubbles rising from a scuba diver in water
A soap bubble floating in the air
Sea foam on the shore
Bubbles of gas rising in a soft drink
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
Bubble (physics)
…As sea foam Sea foam on the shore As a soap bubble As given off in chemical reactions, e.g., baking soda + vinegar…
A soap bubble
Girl blowing bubbles
Many bubbles make foam
Soap bubbles can easily merge