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Physics
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How our universe physically works.
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What effect explains the redshift in the spectral lines of stars?
Doppler Effect
Physics Story
Light Waves.
In physics, what does apparent “stillness” usually represent?
Dynamic equilibrium
Physics Quote
Impermanence.
What property of sound determines pitch and remains constant across media?
Frequency (not speed, nor wavelength)
Physics FAQ
Sound Waves.
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