query: Does a humming bird eating flower juice in an accelerating train, need to fly forward or just fly to remain at the same place?
positive_passages.docid: 27663
positive_passages.text: Will a helicoper which is hovering inside a closed box move with the box when we move it?
negative_passages.docid: 89962
negative_passages.text: What happens when a flying creature is knocked prone?
negative_passages.docid: 64660
negative_passages.text: Can the Force be used to fly?
negative_passages.docid: 866
negative_passages.text: A fly in an accelerating car
negative_passages.docid: 128413
negative_passages.text: Movie with "Where do the tubes go?"
negative_passages.docid: 122900
negative_passages.text: Drive out a fly
negative_passages.docid: 158330
negative_passages.text: How long must escape velocity be maintained?
negative_passages.docid: 28377
negative_passages.text: What's the name for the relativistic paradox with the train/car travelling over a gap?
negative_passages.docid: 84486
negative_passages.text: Single word which means "keep moving forward"
negative_passages.docid: 60025
negative_passages.text: How far can something travel in a straight line?
negative_passages.docid: 36278
negative_passages.text: A bob hanging in an accelerating train moves backward. What is the force moving it backward?
negative_passages.docid: 116129
negative_passages.text: Is a permanent teleportation circle only a destination, and not a point of departure?
negative_passages.docid: 109049
negative_passages.text: headed or heading, started or starting?
negative_passages.docid: 22490
negative_passages.text: Does it take energy to move something in a circle?
negative_passages.docid: 26140
negative_passages.text: How does this "simple" electric train work?
negative_passages.docid: 4563
negative_passages.text: If I push or hit an object in space will it rotate or move along a straight line?
negative_passages.docid: 145238
negative_passages.text: Where does the energy required to stop a moving body come from and go?