Shot Reverse Shot, 180 Degree Rule and Match on Action

For information on Shot Reverse Shot, visit Rebecca Gordon's blog. 
For information on 180 degree rule, visit Beth Funnell's blog. 

The continuity shows that the clip shows the same picture in each frame whilst an action is taking place.
basically match on action is when something happens in a scene but then cuts the next scene is also showing the same action but from a different angle or perspective this helps the audience to understand what is happening in the scene. Above is an example of match on action. This research was completed by Dann Stamp.