query: What is the reason for the emission of electromagnetic waves from the sun?
positive_passages.docid: 144256
positive_passages.text: Light formed by the sun?
negative_passages.docid: 103305
negative_passages.text: Why does electromagnetic refraction happen?
negative_passages.docid: 112605
negative_passages.text: Why does thermal radiation only occur at infrared and visible frequencies?
negative_passages.docid: 18922
negative_passages.text: Why doesn't the Sun appear green to our eyes?
negative_passages.docid: 22282
negative_passages.text: Does the Sun produce audible sound?
negative_passages.docid: 115276
negative_passages.text: Why are induced field lines circular?
negative_passages.docid: 60287
negative_passages.text: The exchange of photons gives rise to the electromagnetic force
negative_passages.docid: 125019
negative_passages.text: What is thermal radiation? How does it move through space?
negative_passages.docid: 35204
negative_passages.text: Where does CMB come/emit from?
negative_passages.docid: 79842
negative_passages.text: Why do accelerating electrons emit radiation?
negative_passages.docid: 5457
negative_passages.text: Why do shadows from the sun join each other when near enough?
negative_passages.docid: 13758
negative_passages.text: Physical meaning of Maxwell's equations and origin of EM waves
negative_passages.docid: 14043
negative_passages.text: Why don't electromagnetic waves require a medium?
negative_passages.docid: 88852
negative_passages.text: Why do we actually see the sun?
negative_passages.docid: 14523
negative_passages.text: How does an electron absorb or emit light?
negative_passages.docid: 60575
negative_passages.text: Why does the Sun turn red near sunset?
negative_passages.docid: 144948
negative_passages.text: Why doesn't an electromagnetic wave violate conservation of energy?