Go to: Course homepage, Lectures

Informal sessions:

o Tu 3:30-4:20pm, RAS 218;

o Fri 4-4:50pm, ECJ 1.204.

Lecture 23: Chapter 11 – Collisions-I

• Locations of the cm in several hw8 problems
• Impulse: Time integral over force
• Conservation of momentum in a collision
• Elastic head-on collisions:

o General formula: v_i’=2v_cm-v_i, i=1,2

Reminders:

• Read chapter 11, begin on HW9.
• Attend Tuesday informal session, if you can.

From this point on, your clicker record in Quest should work properly.

• Please check your Quest-record against your record in your classnotes on a regular basis.
• If you have any concerns on your record, please contact Matt.