Matter and Change CH. 1 Vocab
Across
- 5. having a uniform composition throughout
- 7. a pure substance made of only one kind of atom
- 9. a substance that is made from the atoms of 2 or more elements that are chemically bonded
- 10. the process of converting one substance into another substance
- 11. The study of the composition, structure and properties of matter and the changes it undergoes
- 12. a high temperature physical state of matter in which atoms lose their electrons
- 16. a property that does not depend on the amount of matter present
- 18. a measure of the amount of matter
- 19. The smallest unit of an element that maintains the properties of that element
- 20. an element that has some characteristics of metals and some characteristics of non metals
- 21. anything that can be observed about a substance without changing its identity
- 22. also a vertical column of the periodic table
- 25. a substance that reacts in chemical change
- 26. a change in substance that can be observed without changing chemical composition
- 28. the state of matter in which the substance has a definite volume but an indefinite shape
- 29. a homogeneous mixture of 2 or more substances in a single phase
Down
- 1. a horizontal row of elements in the periodic table
- 2. and element that is a poor conductor of heat and electricity
- 3. not having a uniform composition throughout
- 4. any substance that has a definite composition
- 6. a substance that has a fixed composition and differs from a mixture in that every sample of a given pure substance has exactly the same characteristics, properties and composition
- 8. a property that depends on the amount of matter that is present
- 13. anything that has mass and takes up space
- 14. The ability to undergo chemical reactions that transform the item into a different substance
- 15. an element that is a good conductor of heat and electricity
- 17. a reaction in which one or more substances are converted into different substances
- 18. a blend of 2 or more kinds of matter, each of which retains its own identity and properties
- 23. a substance that is formed by a chemical change
- 24. a vertical column of the periodic table
- 27. the state of matter in which a substance has neither definite volume nor definite shape
- 29. the state of matter in which the substance has definite volume and definite shape