Karate masters are trained to strengthen bones in their hands so they can break concrete patio blocks with their bare hands. Novices that study karate are advised not to try and break concrete blocks, however, they are able to break ¾ inch pine boards with relative ease.
Essential Question: Why can novices break pine boards, but not concrete slabs, without injury?
Board breaking karate expert!
Momentum Intro: Go to the following website; look through website and use it to answer the questions on the worksheet
http://aplusphysics.com/courses/regents/momentum/regents-momentum.html
Conservation of Momentum Lab
http://www.physicslessons.com/exp5b.htm
Spiderman Video
http://www.youtube.com/watch?v=GYOYewO_Veg&safety_mode=true&persist_safety_mode=1
Spiderman Cartoon
Conservation of Momentum Game