Introduction to Newton’s Second Law of Motion with Example Problem (9:42)

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AP Physics 1

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The application of Newton’s Second Law is when you really understand what the net force equals mass times acceleration where both force and acceleration are vectors really means.  Therefore, we introduce Newton’s Second Law and then do an example problem.

Content Times:
0:11 Defining Newton’s Second Law
1:00 The example problem
1:51 Drawing the Free Body Diagram
2:48 The Force of Gravity
3:42 The net force in the y-direction
5:28 The acceleration of the book in the y-direction
6:38 The net force in the x-direction
7:59 Solving for the dimensions of acceleration
8:54 Constant net force means constant acceleration

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