What actually is fire? A physicist explains
#Fire #FireScience #Combustion #PhysicsExplained #CO2 #Physics #Bushfire #AncientTechnology #ScienceFacts #Sun #EmmaBrown #EarthUnique #FireFacts #Plasma #Universe
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https://the-14.com/what-actually-is-fire-a-physicist-explains/

⚛️🐈 Why do electron shells exist?
(And why atoms are mostly space ☕)
Electrons don’t orbit like tiny planets.
They settle into stable boundary states — natural energy “resting places” defined by wave structure, geometry, and constraint.
No mysticism. No hand-waving.
Just physics doing what physics always does:
➡️ minimise instability
➡️ respect boundaries
➡️ jump only when enough energy is supplied
Those famous “quantum jumps”?
They’re not mysterious leaps — they’re boundary crossings.
This is why:
✨ electron levels are discrete
✨ tunnelling works
✨ atoms don’t collapse
✨ matter is ~99% empty space
Nature solved this long ago.
We’re just learning to listen rather than shout.
Marvin is watching.
Tea is still warm.
Curiosity continues. ☕🐾
#QuantumPhysics #ElectronShells #BoundaryConditions
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