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An astronaut in an orbiting space-ships spilled a few drops of his drink, and the liquid floated around the cabin. In what geometric shape is each drop most likely to be found ? Explain. |
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Answer» space ship which are in orbit, the objects in it would be in freefall. This means that the only force ACTING on these objects is GRAVITY and there would be no other force (like friction, tension, air resistance ETC.) acting on them because of this free-fall, the objects render themselves as weightless. THUS in this scenario, surface tension shapes the drops of the drink into spheres. Each molecule in the DROP is pulled with equal tension by its neighbours. This spherical shape yields the "smallest surface area" per unit "volume" due to surface tension. |
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