query: Why did humans want to solve the gravity equation?
positive_passages.docid: 19608
positive_passages.text: What do Murph and NASA do to save humanity after solving Brand's equation?
negative_passages.docid: 31848
negative_passages.text: Where does gravity get its energy from?
negative_passages.docid: 59499
negative_passages.text: If gravity is a pseudoforce in general relativity, then why is a graviton necessary?
negative_passages.docid: 114672
negative_passages.text: Why do we use the Lagrangian and Hamiltonian instead of other related functions?
negative_passages.docid: 103515
negative_passages.text: How do physicists justify using $c^2$ in equations?
negative_passages.docid: 73673
negative_passages.text: What is gravity and what causes objects to act against it?
negative_passages.docid: 100315
negative_passages.text: What is the null geodesic equation?
negative_passages.docid: 92180
negative_passages.text: Scientists shown a fake anti-gravity device to motivate them to build the real thing
negative_passages.docid: 84950
negative_passages.text: Gravity anomaly in Lacnov, Slovakia: Gravity ashamed
negative_passages.docid: 150098
negative_passages.text: Actual meaning of "Gravitational Potential"?
negative_passages.docid: 64674
negative_passages.text: Intuitive explanation of the inverse square power $\frac{1}{r^2}$ in Newton's law of gravity
negative_passages.docid: 109081
negative_passages.text: Constant of gravity in earth fixed coordinate system
negative_passages.docid: 15903
negative_passages.text: What is the general relativity explanation for why objects at the center of the Earth are weightless?
negative_passages.docid: 106119
negative_passages.text: Why is there no permittivity-type constant for gravitation?
negative_passages.docid: 53559
negative_passages.text: How did Newton discover the universal law of gravitation?
negative_passages.docid: 96283
negative_passages.text: Finding the metric tensor from the Einstein field equation?
negative_passages.docid: 2929
negative_passages.text: How can we recover the Newtonian gravitational potential from the metric of general relativity?