action beats

beat, see action beats, story beats

chapter
A print publishing term indicating the sections of text a novel is broken into.

plot points, use story beats

scenes
A basic unit of a story encompassing an single event occurring at a single location. Scene and chapter are not interchangeable. A chapter may contain a single scene, only a portion of a scene, or more than one scene. In print, multiple scenes are indicated with section breaks.

story beats, used for plot points