Homework:
 - Complete the quarter 2 binder check
 - Test has been moved to Wednesday, January 25th

Absent students:
This is a hard day to make up at home. You will need to complete the questions (1-5) on the rate of chemical reactions activity. Also, download handout 87 and complete it. Work on it slowly and think it through. The quarter 2 binder check will be due on Tuesday (so you can get your binder on Monday).

Today in class we:
 - Completed the rate of chemical reactions lab and discussed the results
 - Looked at how surface area impacts chemical reactions
 - Took the quarter 2 binder check

Handouts:
You received one handout in class today:
 - Handout 87: Weathering and Surface Area