Vocabulary Review for Chapter 2 (Matter)      Name ________________ Period ___

 

(page))

 

 

Write a definition for each of the vocabulary words.

45

 

Matter

 

46

 

Element

 

46

 

Atom

 

47

 

Molecule

 

47

 

Compound

 

48

 

   Pure substance

 

48

 

Mixture

 

52

 

 Melting point

 

52

 

 Boiling point

 

54

 

Density

 

56

 

Reactivity

 

59

 

 Physical change

 

61

 

 Chemical change