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Unit 2 Vocabulary for Science
14
chemistry : the study of matter and how matter changes
substance : a single kind of matter that is pure
element : a substance that cannot be broken down into any other substances by chemical or physical means
atom : the basic particle of which all elements are made
chemical bond : a force attraction between 2 atoms
molecule : a group of 2 or more atoms held together by chemical bond
compound : a substance made up of 2 or more elements that are chemically combined in a set ratio
chemical formula : shows the elements in the compound and the ration of atoms
mixture : made of 2 or more substances that are together in the same place but their atoms are not chemically bonded
matter : any thing that has mass and takes up space
mass : the amount of matter in an object
volume : the amount of space matter takes up
density : a measure of the mass of a material in a given volume
subscript : a number written below and to the right of a chemical symbol that shows the number of a type of atom present
Unit 2 Vocabulary for Science
Across:1. | shows the elements in the compound and the ration of atoms | 3. | a measure of the mass of a material in a given volume | 4. | the amount of space matter takes up | 6. | the amount of matter in an object | 7. | the basic particle of which all elements are made | 11. | a group of 2 or more atoms held together by chemical bond | 12. | a single kind of matter that is pure | 13. | a force attraction between 2 atoms |
| | Down:1. | the study of matter and how matter changes | 2. | a substance made up of 2 or more elements that are chemically combined in a set ratio | 5. | a substance that cannot be broken down into any other substances by chemical or physical means | 8. | made of 2 or more substances that are together in the same place but their atoms are not chemically bonded | 9. | any thing that has mass and takes up space | 10. | a number written below and to the right of a chemical symbol that shows the number of a type of atom present |
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© 2015
PuzzleFast.com, Noncommercial Use Only
Unit 2 Vocabulary for Science
Across:1. | shows the elements in the compound and the ration of atoms | 3. | a measure of the mass of a material in a given volume | 4. | the amount of space matter takes up | 6. | the amount of matter in an object | 7. | the basic particle of which all elements are made | 11. | a group of 2 or more atoms held together by chemical bond | 12. | a single kind of matter that is pure | 13. | a force attraction between 2 atoms |
| | Down:1. | the study of matter and how matter changes | 2. | a substance made up of 2 or more elements that are chemically combined in a set ratio | 5. | a substance that cannot be broken down into any other substances by chemical or physical means | 8. | made of 2 or more substances that are together in the same place but their atoms are not chemically bonded | 9. | any thing that has mass and takes up space | 10. | a number written below and to the right of a chemical symbol that shows the number of a type of atom present |
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© 2015
PuzzleFast.com, Noncommercial Use Only