Answers

2014-12-01T20:56:24+08:00
If the object changes distance,place,direction according to the point of referrence(starting point of the object or a human)  in a moment of time.
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2014-12-01T21:02:28+08:00
If the object move - if it changes direction, distance from the original place.
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We can say that the object was in motion if it change in position or place