What physics with sports concepts research topics are good for an investigatory project?

gunXsword: What physics with sports concepts research topics are good for an investigatory project?
I want to find and think of a research topic especially about sports with physics concepts. Can you help me? I badly need it..

Answers and Views:

Answer by Ms. Worth
This should be really helpful
https://www.topendsports.com/biomechanics/physics.htm

Here’s another good link
https://www.exploratorium.edu/explore/staff_picks/sports_science/

Maybe you can get some ideas from this teaching lesson plan?
https://mypages.iit.edu/~smile/ph9206.html

Answer by antidestablishmentarianismdude
How the spiral of a football acclerates it.