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Learn about the physical properties of matter and understand why freezing and melting are physical changes, not chemical changes. Includes a summary of Bill Nye's video on fluids and a scientific method test.
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Agenda : 10/9 HW: NO HOMEWORKWarm-up: Read your cornell notes on page 57. What are three physical properties of a piece of notebook paper?Table of Contents for Interactive NotebookUnit: 2 ( Chapter 4,5,6 and 7)
58 Warm-up: Read your cornell notes on page 57. What are three physical properties of a piece of notebook paper?Bill Nye Fluids • Summarize what you learned from the video (five sentences).
Scientific Method Test AnswersAdd up your TOTAL points THAT YOU GOT CORRECT and divide by 35 and then multiply by 100 to get your percentage. • 1. B 11. D 21. C 31. C • 2. A 12. B 22. B 32. A • 3. C 13. A 23. A 33. A • 4. B 14. C 24. A 34. A • 5. B 15. B 25. C 35. B • 6.B 16. B 26. B • 7. C 17.D 27. D • 8.A 18.D 28.B • 9. C 19.D 29.B 10. A 20.D 30.C
59 Bill Nye Fluids • 10 facts
Standard 5: Chemical reactions are processes in which atoms are rearranged into different combinations of molecules. Essential Common Question(s) (Objective): Why is freezing & melting a physical change and not a chemical change?
56 121 Warm-up: Do you think (hypothesize) that ice melting is going through a physical or chemical change? Explain your reasoning. Questions: Physical properties of objects 1.Describe two objects at your home using physical properties. List at least five physical properties each. 2. Would shaping clay be a physical or chemical change? Explain.
Standard 5 : Reactions 57 121 EQ: Why is freezing & melting a physical change and not a chemical change? Questions: Notes: Physical properties A. • descriptions or characteristics of an object-Matter that can be observed or measured without changing its identity • A. shape b. mass c. texture d. volume 3. Describe an object’s physical properties in the classroom It is a blue cylinder
Standard 5: Reactions 57 121 EQ: Why is freezing & melting a physical change and not a chemical change? Questions: Notes: B. 1.It is a description on how the substance has the ability to change • Combustibility (burning) • color change C. produces bubbles Chemical properties
Standard 5: Reactions 57 121 EQ: Why is freezing & melting a physical change and not a chemical change? Questions: Notes: C. • It does not change its identity. • Examples A. Chopping wood B. Tearing paper C. Evaporation, Melting, Freezing and Condensation Physical Change Ice Liquid water
57 Standard 5 : Reactions 121 EQ: Why is freezing & melting a physical change and not a chemical change? Revision=Underlined/numbered main ideas (different color of ink). Highlight key vocabulary. Little notes/ diagrams included.= 2 pts. Questions: Notes: D. 1. It does change its identity. The properties are different from the original properties. 2. Examples A. Burning paper B. Baking a cake Chemical Change Grading: Three questions created at least one level 3 = 3 pts Great! Burnt toast again! The texture does not taste the same! Summary: Answered the EQ question and answered the questions that you created. Have at least one transition word. = 5 pts total.
Standard 5: Chemical reactions are processes in which atoms are rearranged into different combinations of molecules. Essential Common Question(s) (Objective): Why is freezing & melting a physical change and not a chemical change?