@unknownshowcaser: No problem! Here’s the information about the Pound-Rebka Experiment and Gravitational Redshift 🌌📡 🔹 What Was the Pound-Rebka Experiment? • Conducted in 1959 by Robert Pound and Glen Rebka, this experiment provided direct evidence of gravitational redshift, a prediction of Einstein’s general relativity. 🌍📊 🔹 Key Setup • A gamma-ray source was placed at the top of a 22.5-meter tower at Harvard University, while a detector was placed at the bottom. 📡⬇️ • As gamma rays traveled downward, their frequency was slightly increased due to the stronger gravitational field near the base. This effect is explained by the energy loss or gain of light in a gravitational field. ⚡ 🔹 How Was it Measured? • The team used the Mössbauer effect, which measures tiny shifts in frequency with extreme precision, to detect the change in gamma-ray frequency. 🔬📐 🔹 Result? • They confirmed the predicted redshift within 1% accuracy, validating Einstein’s theory that light changes frequency in gravitational fields. 🌌✅ 🔹 Impact on Physics • This was a major breakthrough, demonstrating that time runs slower in stronger gravitational fields and proving general relativity’s accuracy in everyday physics. 🕒🌠 ✨ QUIZ TIME ✨ What did the Pound-Rebka experiment confirm? a) Gravity doesn’t affect light ⚪ b) Light loses energy in gravitational fields 🟠 c) Gravity only affects massive objects ⚫

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Tuesday 06 January 2026 02:16:51 GMT