Mechanics #1 Free Response Question Solutions - AP Physics C 1998 Released Exam

This Free Response Question includes the following concepts: Graphing Velocities of Carts during a Collision, Conservation of Linear Momentum, Conservation of Energy and Elastic Collisions.

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0:00 Intro
0:37 Describing the Problem
1:38 Parts (a) & (a i)
2:18 Part (a ii) & (a iii)
3:12 Part (b)
5:49 Part (c i)
7:37 Part (c ii)
8:46 Part (d i)
10:14 Part (d ii)

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All of my in-class AP Physics C lectures with Lecture Notes are at:

[MopTopRock]

.hey flipping! Do u recommend taking ap physics 2 or ap physics c mechanics after taking ap physics 1?

[우석김-vd]

for #1 part c when did we figure out the initial velocity?
Is that the constant velocity where time 0.10 to 0.30?