Across
- 1. the smallest part of an element
- 5. a substance that is made up of only one type of matter
- 6. a substance that turns red litmus paper blue
- 10. the amount of matter in a given space
- 11. the amount of matter making up an object
- 12. a change that produces new matter with different properties from the original
- 15. a mixture of two or more elements, at least one being a metal
- 16. the Latin word for gold
- 17. a physical change of matter from one state to another state because of a change in the energy of the substance
- 20. a substance made when two or more elements are joined together and lose their own properties
- 22. related to the mass of each element
- 24. the separation of a solution involving both evaporation and condensation
- 26. the number of unit squares that cover a surface
- 28. a mixture in which one or more types of matter are mixed evenly in another kind of matter
- 30. a characteristic that you can observe
Down
- 2. two or more types of matter that are mixed together but keep their original properties
- 3. a chart that shows the elements classified by properties
- 4. anything that has mass and takes up space
- 7. a change that begins and ends with the same type of matter
- 8. the upward force of a liquid or gas on an object
- 9. the result of a chemical reaction between silver and sulfur
- 13. how much space an object takes up
- 14. the result of a chemical reaction between iron and oxygen
- 18. a force between all objects
- 19. a measurement on which people agree
- 21. any of a group of elements found in the ground that conducts heat and electricity
- 23. have some properties of metals but not all
- 25. the number of units that along one edge of an object
- 27. a substance that turns blue litmus paper red
- 29. measures the amount of gravity between an object and a planet