1. Welcome! (9/7) Please have out on your desk:
Pen and highlighter (if you have one)
Grab a textbook from the pile!
Your phone or a laptop!
NOT on your desk or out at all:
Food, gum, drinks (except water)
TO DO: Estimate the number of black beans in the jar WITHOUT touching the jar (you can come closer, just don’t pick it up. Remember your guess!

2. Practice Quiz Time!
Phone or laptop out please!
GO TO KAHOOT.IT

3. Procedures!
If you were absent, where would you look for the papers you missed?
What ELSE should you do when you are absent?
Where do we turn in HW?
If I needed extra paper, scissors, or a ruler, where should I find them?

4. Book and Syllabus
All the fun stuff!
Also: Whoops Passes for you!

5. Supplies to get To get this weekend if you don’t have:
Organize yourself for notes, homework, and handouts
Pens/Pencils/Sharpener/Eraser
Scientific Calculator
Lab Book

6. First group activity: LOST on the Moon!
Your tasks:
On your own – 7 minutes
With your neighbor – 7 minutes
Then we’ll see how you did!
The purpose?

8. Intro to Significant Figures (Notes)
Come write your estimate for number of beans on the board please!
Why are some numbers significant and some are not?
It’s all about CONFIDENCE:
The number you report must be certain to +/- 1 in the last digit
Estimate = very few “certain digits”
Data = more certain digits
Hand measurement with good equipment, digital reading, etc

9. Introduction to Sig Figs
Next week we’ll be tackling “number in science” with some videos and activities.
Second, a little intro from our friend Hank (5:19 – 8:30ish)
Exact numbers:
Measured numbers:

10. HAVE A GREAT WEEKEND! Homework Day 2
Get a lab book (and other supplies if needed) by W/Th
Read the syllabus THOROUGHLY and the safety contract. Also give to a parent or guardian to read and sign.
The signature page is due on MON/TUES
Keep studying those elements for quiz next week W/Th!
You must have a laptop next class!!!
HAVE A GREAT WEEKEND!