2. DO NOW Define chemical change. Define physical change. Give me two examples of each. List the 6 physical phase changes. After you are done, take out one sheet of paper.

3. Agenda ‘Do Now’ Notes Review for test TOMORROW QUEST HW DUE TONIGHT

4. Pure Substances / Mixtures States of Matter Physical Separation Physical Properties/ Changes Chemical Properties/ Changes 10 20 30 40 50

5. Question 1 - 10 Describe a homogeneous mixture. Describe a heterogeneous mixture.

6. Question 1 - 20 Define the following words: – Mixture – Element – Compound

7. Question 1 - 30 Name the three type of mixtures. Describe where the particles settle? Which of each have Tyndall effect?

8. Question 1 - 40 Are each a suspension, colloid, or solution – Sugar water – Fog – Orange juice with pulp

9. Question 1 - 50 What is the smallest unit of an element? What is the smallest unit of a compound?

10. Question 2 - 10 Write the three states of matter. Is a change in a state of matter physical or chemical?

11. Question 2 - 20 Describe the densities of the states of matter. Describe the particle movement of the states of matter.

12. Question 2 - 30 Draw the particle arrangement for the following: – Solid – Liquid – Gas

13. Question 2 - 40 Describe whether each state of matter have definite shape. Describe whether each state of matter have definite volume.

14. Question 2 - 50 What is the phase change of gas to solid? What is the phase change of solid to gas?

15. Question 3 - 10 What are physical separations used for?

16. Question 3 - 20 Write the 6 different physical separation techniques.

17. Question 3 - 30 What piece of equipment would you use to physically separate the following: – Sand and water – Salt and water – Iron filings and sand

18. Question 3 - 40 What method is used to separate a mixture of ink? Is that mixture heterogeneous or homogeneous?

19. Question 3 - 50 What physical properties are each of the 6 physical separation techniques based on?

20. Question 4 - 10 Describe and give one example of a physical change.

21. Question 4 - 20 Define and give one example of a physical change.

22. Question 4 - 30 Give the physical phase changes for the following: – Solid to liquid – Liquid to gas – Gas to solid – Gas to liquid

23. Question 4 - 40 Define extensive property. Define intensive property.

24. Question 4 - 50 Give two examples of an extensive property. Give two examples of an intensive property.

25. Question 5 - 10 Define and give one example of a chemical property.

26. Question 5 - 20 Define and give one example of a chemical change.

27. Question 5 - 30 What are the 5 indicators that a chemical change has occurred?

28. Question 5 - 40 Are the following physical or chemical changes: – Rusting – Boiling – Cutting food into parts – Stomach acid digesting food

29. Question 5 - 50 Which of the following is a chemical property or a physical property. – Ability to be burned – Mass