The first one is on the basics definition and equations of momentum
https://www.youtube.com/watch?v=RKERiyi2mlk
The second is on Impulse or change in momentum.
Work on the momentum tutorial. Do sections;
I. Momentum as a vector
II. Momentum of objects in a collision
Look over solutions to sections I and II.
Work on the momentum tutorial. Do the last section
III. Changes in momentum of systems of multiple objects
Look over solutions to section III. Watch video of me going over the solutions.
Take a short quiz on WebAssign this weekend.
Graded work for the week.
The Quiz on WebAssign.