query: How can there be acceleration but no velocity at instant of maximum height when object projected upwards?
positive_passages.docid: 144455
positive_passages.text: Why isn't the acceleration at the top point of a ball’s journey zero?
negative_passages.docid: 32911
negative_passages.text: Getting "experimental" true displacement to work
negative_passages.docid: 110616
negative_passages.text: Acceleration due to Gravity: Free Fall
negative_passages.docid: 75158
negative_passages.text: Is acceleration relative?
negative_passages.docid: 43343
negative_passages.text: How to derive addition of velocities without the Lorentz transformation?
negative_passages.docid: 46744
negative_passages.text: Can a massless rope accelerate?
negative_passages.docid: 54926
negative_passages.text: How can the contact point of rolling body have zero velocity?
negative_passages.docid: 4986
negative_passages.text: Why do two bodies of different masses fall at the same rate (in the absence of air resistance)?
negative_passages.docid: 29341
negative_passages.text: Why is average velocity the midpoint of initial and final velocity under constant acceleration?
negative_passages.docid: 61857
negative_passages.text: Flames with no gravity?
negative_passages.docid: 18886
negative_passages.text: How to get distance when acceleration is not constant?
negative_passages.docid: 12818
negative_passages.text: In calculating work done by a constant force over a constant distance, why doesn't the subject's initial velocity matter?
negative_passages.docid: 142531
negative_passages.text: If angular velocity & angular acceleration are vectors, why not angular displacement?
negative_passages.docid: 46050
negative_passages.text: How to describe arbitrary accelerations in special relativity
negative_passages.docid: 103368
negative_passages.text: How does a small object move with constant velocity when drag force is equal to its weight?
negative_passages.docid: 120645
negative_passages.text: Why can't humans throw objects at bullet speed when the force involved seems so small?
negative_passages.docid: 4844
negative_passages.text: Why does a free-falling body experience no force despite accelerating?