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Physical Science Ch. 2 Voc. Review

Mrs. Chandler

Word Bank
atom, boiling point, chemical change, chemical property, colloid, compound, conductivity, distillation, element, filtration, flammability, heterogeneous mixture, homogeneous mixture, malleability, melting point, physical change, physical property, precipitate, pure substance, reactivity, solution, suspension, viscosity

1                 2        
3  
  4 5                      
     
     
    6   7              
8                            
          9
      10                                  
           
    11                      
        12                  
           
      13    
14                              
15        
16                           17      
         
  18      
    19                        
       
  20              
     
21               22                      
     

Across
1.occurs when some of the properties of a material change but the substances in the material remain the same. (2 Words)
5.a process that separates the substances in a solution based on their boiling points.
7.a substance that is made from 2 or more simpler substances and cannot be broken down into those simpler substances.
8.occurs when a substance reacts and forms one or more new substances. (2 Words)
10.the substances are so evenly distributed that it is difficult to distinguish one substance in the mixture from another. (2 Words)
11.a heterogeneous mixture that separates into layers over time.
12.the property that describes how readily a substance combines chemically with other substances.
14.any characteristic of a material that can be observed or measured without changing the composition of the substances in the material. (2 Words)
16.the temperature at which a substance boils. (2 Words)
17.the smallest particle of an element.
19.matter that always has exactly the same composition. (2 Words)
20.a substance that cannot be broken down into simpler substances.
21.when substances dissolve and form a homogeneous mixture.
22.the temperature at which a substance changes from a solid to liquid. (2 Words)
Down
2.the parts of the mixture are noticeably different form one another. (2 Words)
3.a material's ability to allow heat to flow.
4.the ability of a solid to be hammered without shattering.
6.the tendency of a liquid to keep from flowing - its resistance to to flowing.
7.any ability to produce a change in the composition of matter. (2 Words)
9.any solid that forms and separates from a liquid mixture.
13.a material's ability to burn in the presence of oxygen.
15.a process that separates materials based on the size of their particles.
18.contains some particles that intermediate in size between the small particles in a solution and the larger particles in a suspension.

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