Why do electrons orbit the nucleus without falling into it?
Electrons do not fall into the nucleus because of quantum energy levels and the balance of electromagnetic forces.
Electrons do not fall into the nucleus because of quantum energy levels and the balance of electromagnetic forces.
The question of why time flows in one direction is explained by physics and entropy because the universe moves toward increasing disorder.
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Why the speed of light cannot be exceeded is due to the relationship between matter and energy, making it a fixed and unattainable limit in the universe.
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Heat always flows from hot to cold because energy balance is governed by the second law of thermodynamics.
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Light refracts because its speed changes as it moves through materials of different densities.
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The mass of matter does not change because atoms are conserved and energy does not alter matter itself.
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Sound cannot travel in a vacuum because there is no matter to transmit vibrations or carry the energy.
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