Centripetal Force Introduction and Demonstration (5:25)
Learn why a centripetal force exists, three important things to remember about centripetal force, and drawing free body diagrams for objects moving in circles. This is an AP Physics 1 topic.
0:01 Newton’s Second Law for Centripetal Force
1:10 Three things to remember about Centripetal Force
2:41 Drawing a free body diagram
3:57 Why we sum the forces in the “in-direction”
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