PBS
Pbs Learning Media: Centripetal Force: Roller Coaster Loops
This video segment explains centripetal force and illustrates how roller coasters rely on it to give you a thrilling ride. Includes background reading material and discussion questions. [4:40]
Texas Instruments
Texas Instruments: Centripetal Acceleration
In this activity, students observe the centripetal acceleration of an object in uniform circular motion. Relate the changes in velocity and radius to the centripetal acceleration.