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Surface tension occurs due to the tendency of liquid molecules to favor their own kind. Surface tension is important in fluid multiphase systems typically at small length and velocity
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votes
What causes insects to cast large shadows from where their feet are?
That is a truly amazing picture! I am by no means an expert, but I have an idea.
When the wasp stands on the water, it is curved down slightly. The light that hits these parts will then be bent more …