Light from the Sun and light from a bulb have identical physical properties.
the verdict
REFUTED
the evidence says no
confidence 10/100
Light from the Sun and light from standard artificial bulbs possess different physical properties, notably in their spectral compositions and color temperatures.
Evidence against · 2
Lighting Device with Variable Spectral Composition for Growing "Chlorella" in Artificial Conditions
2016 · cited by 0
Paper 1 discusses lighting devices with variable spectral compositions for growing organisms, implying artificial light sources can be tuned to differ from natural sunlight.
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More against · 1
Agroforestry vs. Agrivoltaic: spectral composition of transmitted radiation and implications for understory crops
2023 · cited by 0
Paper 2 demonstrates that the spectral composition of natural radiation differs significantly from that of various artificial shading and filtering structures, highlighting physical differences in light properties.