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→top: clean up & uniformity
A parabola is the path taken by an object in motion subject to a uniform [[acceleration]], such as [[gravity]], ignoring friction.
A parabola is the path taken by an object in motion subject to a uniform [[acceleration]], such as [[gravity]], ignoring friction.
[[category:Plane Geometry]]
[[Category:Plane Geometry]]
It is also the path taken by an object in orbit around a star or planet, when it travels precisely at [[escape velocity]]; compare [[ellipse]] and [[hyperbola]].
It is also the path taken by an object in orbit around a star or planet, when it travels precisely at [[escape velocity]]; compare [[ellipse]] and [[hyperbola]].