query: Can a system have a negative energy? What is the energy of black hole compared to the normal star?
positive_passages.docid: 155552
positive_passages.text: Is it possible for a system to have negative potential energy?
negative_passages.docid: 580
negative_passages.text: Why is a black hole black?
negative_passages.docid: 14373
negative_passages.text: In physics sometimes we find energy that is negative. What does the negative sign indicate?
negative_passages.docid: 104584
negative_passages.text: Why is potential energy negative when orbiting in a gravitational field?
negative_passages.docid: 2377
negative_passages.text: Is the total energy of the universe zero?
negative_passages.docid: 82927
negative_passages.text: What is "pure energy" in matter-antimatter annihilation made of?
negative_passages.docid: 45501
negative_passages.text: Why does the negative sign arise in this thermodynamic relation?
negative_passages.docid: 112308
negative_passages.text: Why is the gravitational potential energy defined as negative?
negative_passages.docid: 53287
negative_passages.text: Why is charge of the electron negative?
negative_passages.docid: 117748
negative_passages.text: binding energy of a nucleus is positive?
negative_passages.docid: 92381
negative_passages.text: Do ideal gases at zero Kelvin have potential energy?
negative_passages.docid: 48151
negative_passages.text: Do black holes violate the uncertainty principle?
negative_passages.docid: 90513
negative_passages.text: What is the "Event Horizon" of a black hole
negative_passages.docid: 107971
negative_passages.text: Hubble's law and conservation of energy
negative_passages.docid: 40731
negative_passages.text: Can a black hole absorb photons whose wavelengths are greater than the BH horizon size?
negative_passages.docid: 148463
negative_passages.text: How do I get the negative sign in the expression for Gravitational Potential Energy?
negative_passages.docid: 107647
negative_passages.text: The uncertainty principle and black holes