1. Do NOW: 9/2/2015 1. Turn in LAB SAFETY CONTRACTS (BACK PAGE ONLY) to the basket on the silver cart. 2. Add Lab Safety RULES (front page) to your notebook P.6 3. Clear off desk of all materials to prepare for Ms. Oechslin’s intro presentation. 1. Turn in LAB SAFETY CONTRACTS (BACK PAGE ONLY) to the basket on the silver cart. 2. Add Lab Safety RULES (front page) to your notebook P.6 3. Clear off desk of all materials to prepare for Ms. Oechslin’s intro presentation.

2. P.289/3/15 In ?: ► What is an observation? Give examples to support your explanation.

3. Observations Versus Inferences

4. What do you see?

5. Describe what you see.

6. Observations ► Use all 5 senses ► A noting and recording of….  FACTS!!! ► Quantitative  Example: There is one door in the room. ► Qualitative  Example: The bulletin board is covered in space fabric.

7. What observations can we make about this photo?

8. Inferences ► Cannot be observed. ► Logical conclusion based on something already known or believed to be true ► Uses observations.  Example: She is wearing a coat, it must be cold outside.

9. Let’s Practice…

10. Picture #1 Observations? Inferences?

11. Picture #2

12. Picture #3

13. Picture #4

14. Note the Differences ► During experiments, scientists record observations NOT inferences ► Inferences are used in the conclusion in your lab report.

15. Ticket out the door ► Make 3 observations about this photo ► Make 1 (one) inference about this photo.