1. Welcome
Miss Brawley

2. DO NOW On a sticky note, write your best definition of a molecule.
Place your sticky note on the dry erase board.

3. TURN IN FLINN CONTRACT

4. SUPPLY CHECK

5. The Scientific Method
Observation  Hypothesis/ Inference  Design Experiment  Collect/Analyze Data  Conclusions  Develop Theory

6. Bouncy Ball
Will it bounce higher on the rug or the tile floor?

7. Constant- keep everything the same except…
Variable- pick ONE thing to change
Independent?
Dependent?

8. Food Coloring Experiment
Does food coloring spread faster in cold or hot water?
Keep it constant except for one thing- water temperature.
What do we need to keep constant if we are altering water temperature?
What are our independent/dependent variables?

9. Form your hypothesis!
In which water temperature will the dye move the fastest?

10. Let’s TEST that hypothesis!

11. What is “life”? What does it mean to be living?

12. Characteristics of Living Things:
Made up of basic units called cells
Based on a universal genetic code
Obtain and use materials and energy
Grow and develop
Reproduce
Respond to their environment
Maintain a stable internal environment
Change over time

13. Work on the Chapter Review Questions on Pages 30-31
This should be done silently and individually

14. Chapter 2 (ToC)
The Chemistry of Life

15. Atoms, Molecules, Compounds, OH MY!

16. What is an atom?
The basic unit of matter

18. What is a molecule? Two or more atoms bonded together
The atoms can be the same or different
The smallest unit of most compounds

19. What is a compound?
A substance formed by the chemical combination of two or more elements in definite proportions.
A molecule that contains AT LEAST two different elements
All compounds are molecules, not all molecules are compounds

20. Tickets

21. Name Game Get in a circle
Throw the ball to someone who has not received it yet.
You must say their name before you throw it.
The person receiving the ball must say “Thank you, ____” and then call someone else's name and so forth.

22. 3 Random Facts…

23. Connection!