Physical Science Chapter 2: Properties of Matter

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Physical Science Chapter 2: Properties of Matter
Worksheet 2.2 Physical Properties and 2.3 Chemical Properties

1. What is a physical property? (p.45-47)



2. List five physical properties that can be used to identify materials



.
3. Describe three steps that can be used to identify a material.



4. What is a physical change? (p.51)



5. List five indications of a physical change.




6. List five processes in which a physical change has taken place.




7. What is a chemical property? (p.54-55)



8. List three chemical properties that can be used to identify materials.



9. What is a chemical change? (p.56–57)



10. Describe three examples of chemical changes.



11. List five examples of evidence (indicators) for a chemical change.




12. Explain the difference between a physical change and a chemical change.
Name ___________________________________________ Class __________________ Date _________________

Physical Science Chapter 2: Properties of Matter                      Worksheet 2.1 Classifying Matter

1. What is a pure substance? (p.39)



2. What are the two categories of pure substances?
a.

b.

3. What is an element? (p.39-40)



4. What is the smallest particle of an element?

5. Why does an element have a fixed, uniform composition?




6. Use the periodic table (back cover of textbook) to find the symbols for the following elements
         aluminum
         gold
         carbon
         oxygen
7. What is a compound? (p.40)



8. Circle the letter of each sentence that is true about compounds.
          a. A compound always contains at least two elements.
         b. The substances that make up a compound are always joined in a fixed proportion.
         c. A compound has the same properties as the elements from which it is formed.
         d. A compound can be broken down into simpler substances.

9. What is a mixture? (p. 41–42)



10. Why do the properties of a mixture vary?


11. What are the two categories of mixtures?
        a.

         b.

12 Explain how a homogeneous mixture is different from a heterogeneous mixture.



13. What is another name for a homogeneous mixture?

				
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