1. DO NOW You must be silent and working for credit Be on time Enter silently Grab papers Immediately start work No talking 1. How many days until we reach our big goal? 2. Is the following an acid or base? a. pH of 7 b. pH of 0 c. Produces H + ions d. Is found in citrus fruits 3. Who are the 2 suspects now left in our CSI unit? 4. Which one of them do you think did it?

2. DO NOW REVIEW 1. How many days until we reach our big goal? 2. Is the following an acid or base? a. pH of 7 b. pH of 0 c. Produces H + ions d. Is found in citrus fruits 3. Who are the 2 suspects now left in our CSI unit? 4. Which one of them do you think did it?

3. WEEK’S AGENDA Monday – Acids and Bases (1,2,3,7)/Intro to Write up (5,6) Tuesday – Soil Lab (all classes) Wednesday – Intro to Write up (1,2,3,7)/Intro to Unit 3 (5,6) Thursday – Intro to Unit 3 (1,2,3,7)/Atomic Math (5,6) Friday - QUIZ

4. TODAY’S AGENDA Do Now/Review – 7 min Independent/Dependent/Constant Variable Review – 5 minutes Independent/Dependent/Constant Practice – 5 min Lab Write-up Explanation – 7 min Write-up Group Work – 15 min Exit Ticket – 5 min

5. INDEPENDENT/DEPENDENT VARIABLES Independent variable – THE ONE THING THAT IIIIIII (the experimenter) can change Dependent variable – The thing that I OBSERVE CHANGING afterward Constant – things I want to keep the same (can’t be the IV or DV) EXAMPLE: Terry wants to know if changing the amount of food a baby elephant gets will affect how fast it grows.

6. TRY IT TOGETHER This assignment should be done silently and in your seat. 1. Ms. Herrick is doing an experiment to find out if how much she exercises will change how much weight she loses. 2. LaShundra thinks that if she studies more, she will get better grades 3. Darious wonders how the color of the sugar water he puts out affects how many hummingbirds come to his bird feeder.

7. LAB REPORT As the final piece of our CSI unit, you will be completing a lab report The final product will be a 5 paragraph essay describing the results of each of the labs we did in class and the conclusion you’ve come to about who the vandal of Room 109 was! Each person will write their own report, and the person who writes the best one will win their class 20 points! Today, you will work to start writing 1 paragraph for each of the labs that we have done: g DUE: THIS FRIDAY, SEPTEMBER 16TH

8. LAB REPORTS Today, you will work to start writing 1 paragraph for each of the labs that we have done 2 general rules: concise, like a CSI AGENT!  1 st :What were we looking to discover in ALL of our labs? What important information will you tell me about?  2 nd : Glass identification: What/how did you run your test. What did you conclude?  3 rd : Fiber test: ditto  4 th : Soil samples: ditto  5 th : WHO DUN IT? (But more scientific)

9. EXIT TICKET What’s due? You must have a stamp from me for credit for today 1. What day is your lab report due? 2. Label the following as an acid or a base: a. pH of 5.8 b. Produces OH - ions 3. Which is stronger – pH of 3 or pH of 6?