query: How does light change directions?
positive_passages.docid: 33096
positive_passages.text: What happens when a photon hits a mirror?
negative_passages.docid: 137951
negative_passages.text: What changes occur while an atom approches the speed of light?
negative_passages.docid: 34286
negative_passages.text: Intuitive explanation for why blue light is refracted more than red light?
negative_passages.docid: 26335
negative_passages.text: How exactly do objects move
negative_passages.docid: 72913
negative_passages.text: Why does a light wave fade as it travels through space?
negative_passages.docid: 147571
negative_passages.text: How does Fermat's principle make light choose a straight path over a short path?
negative_passages.docid: 102041
negative_passages.text: Pinpoint the area light to object
negative_passages.docid: 107970
negative_passages.text: Laser, wire, and a circle of light
negative_passages.docid: 56079
negative_passages.text: Do two beams of light attract each other in general theory of relativity?
negative_passages.docid: 22118
negative_passages.text: If all motion is relative, how does light have a finite speed?
negative_passages.docid: 116871
negative_passages.text: Do photons take all paths or not?
negative_passages.docid: 90476
negative_passages.text: Why can light (photons) bends in a curve through space without mass?
negative_passages.docid: 12597
negative_passages.text: Does the speed of medium affect the path of light?
negative_passages.docid: 84743
negative_passages.text: Why is light described by a null geodesic?
negative_passages.docid: 85886
negative_passages.text: Polarization of light upon reflection
negative_passages.docid: 31554
negative_passages.text: Does waving a magnet around create light?
negative_passages.docid: 4005
negative_passages.text: If refraction slows down light, isn't it possible to hold light still?