What is the difference between reflection and refraction?
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Reflection and refraction are distinct phenomena involving the behavior of waves at boundaries. Reflection occurs when waves bounce back upon striking a boundary, like how seismic waves reflect off geological layers . In contrast, refraction happens when waves change direction upon entering a new medium, such as light bending when passing through different materials . For instance, in the case of seismic refraction, waves are refracted at multiple geological boundaries before returning to receivers . In the context of light, the index of refraction and Snell's law govern how much light rays are bent at material interfaces . Additionally, quantum-mechanical equations describe the reflection and refraction of photons, highlighting differences in amplitudes for reflected and refracted fields . These principles are fundamental in understanding wave behavior across various disciplines.
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| Papers (5) | Insight |
|---|---|
| Reflection involves bouncing back of photons at a boundary, following Fresnel formulae. Refraction changes photon's transverse size based on medium's refractive index, increasing with angle of incidence. | |
| Reflection is the bouncing back of light rays, forming virtual images in mirrors. Refraction involves bending of light at material interfaces based on their indices of refraction, as per Snell's law. | |
| Reflection is the bouncing back of sound or light waves when they hit a surface, while refraction is the bending of sound or light waves as they pass through different mediums. | |
| Reflection involves a change in direction of waves bouncing off a boundary, while refraction entails a shift in frequency and conservation of momentum when waves pass through a boundary with altered properties. | |
| Reflection seismic methods involve waves bouncing off geological boundaries, while refraction methods record waves that have been bent at boundaries before returning. Both are crucial for subsurface investigations. |
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