High Mass, Low Speed
Momentum is mass times velocity: a heavy, slow ball and a light, fast one can pack similar momentum, but only one makes you flinch.
Transcript
[1] "High Mass, Low Speed" [a 10 kg ball rolling slowly toward a person] [2] "Low Mass, High Speed" [a 5 kg ball flying fast; the person flinches]
Use this cartoon
Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.
Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2019-10-08-high-mass-low-speed/ (CC BY-NC 4.0)