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GSWhen two objects appear to touch, no direct contact occurs at the atomic level.
Atoms are mostly empty space, consisting of a dense nucleus surrounded by an electron cloud. When your hand approaches a surface, the electrons in both materials begin to interact through electromagnetic forces.
Because electrons carry the same negative charge, they strongly repel each other. This repulsion creates a force that prevents atoms from occupying the same space. What we perceive as “touch” is actually the resistance created by these electromagnetic interactions.
Quantum mechanics reinforces this effect through the Pauli exclusion principle, which prevents electrons from occupying identical quantum states. This ensures that matter maintains its structure and does not collapse into itself.
What feels like physical contact is, in reality, a balance of invisible quantum forces maintaining separation.
Does knowing this change how you think about something as simple as touch?
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Credit : @byteme_98 [YT]
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