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Lecture: 4

Chapter 1- 2 (iq02)

· Vector algebra: Method of parallelogram

· The expression: from p to v.

· Momentum principle and demos

· Momentum principle and examples

Announcement and Reminders:

· Iclicker grading policy (see a link homepage).

· In your WebAssign, the menu item “Grades” will lead you to a histogram of class hw-performance. It gives you an indication where you stand with respect to the rest of the class.

· If the problem you encountered is WebAssign related please get help from WebAssign directly. Usually they have a quick response.

· For those of you who need help, please take advantage of the following.

1. On line office hours (see TA-LA homepage)

2. Individual help through your designated LA

3. Your instructor: It is a good time to catch me after the class. If you plan to see me during my office hour please let me know ahead of time. If needed, you may also see me at other time by appointments.

4. After you have made reasonable attempts in using the resource 1-3 above you may also contact your TA and the instructor through email. On subject line label: e.g. “303K, h2”

· Coming Friday’s class: For personal reason I will not be able to make the class. During this class period, you will be listening to a lecture video on Ch2-Sec2.4 and 2.5 by Chabay, one of the authors of our textbook. Also we plan to have some IQ questions at the end if time permits.