Physics 213 Discussion # 42 Wednesday Dec 5, 2007

0. Announcements.

Due today

Chapter 19 problem 45 is bonus #3 and is due right now.

Hwk # 26 Chap 20 is also due right now!

P 3,7,15,23,35,38, ans a) -4 PV, b) 4 PV,

c) -9.08 KJ

Science Team Notebooks are due Dec. 14, 2007, 5 pts off for each day late!

In case you missed it, Test 4 is Friday and H&T Lab 3 is today as a Class Activity # 3

We do H&T Lab 4 Mon as Class Activity # 4.

Also: We review next Wed and take the final on Friday, Dec 14 ?

1. Today's OTQ is Q42 = 20e H&T 5

2. Today in class:

Review: Any questions on these?

Work , Heat & First Law of Thermo

Pg 634 24,25,28, 30, 32

Pity we missed this, perhaps next term.

Apps of First Law

Pg 635

34, 36, 37, 39, 40

4. Today in Physics 201 & 213

Class Activity # 3 = H&T Lab 3 worth 10 points.

Note: The pre-lab is worth an additional 5 points and is due before you do the lab!!!