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How Long Does it Take Sunlight to Reach the Earth?
Here’s a question… how long does it take sunlight to reach Earth? This sounds like a strange question, but think about it. Sunlight travels at the speed of light. Photons emitted from the surface of the Sun need to travel across the vacuum of space to reach our eyes. The short answer is that it … Continue reading "How Long Does it Take Sunlight to Reach the Earth?"
Fraser Cain