/u/ch1214ch's posts
How are s m and l cones sensitive to different wavelengths of light? If an l cone is sensitive to long wavelengths (less energy) wouldn't it be even more sensitive to shorter wavelengths (higher energy)...?
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Can we hear pure wind (the movement of air)? Not sound waves being produced by air (that travel at the speed of sound) But just the movement of air (which would travel at whatever speed it's moving, maybe a few mph rather than the speed of sound which is closer to 800 mph)
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During saccadic masking, how does the brain fill in a previous gap in perception with the next stable image. I know why but how? see image below
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How does Huygen's principle work? Specifically I don't understand why each point on a wavefront would itself be a source of a spherical wave. Why would that be the case?
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