Across
- 3. a state of matter that retains its shape and density when not confined
- 4. a sample of matter that conforms to the shape of a container in which it is held, and which acquires a defined surface in the presence of gravity
- 6. the condition of being protected from or unlikely to cause danger, risk, or injury
- 8. a sample of matter that conforms to the shape of a container in which it is held and acquires a uniform density inside the container, even in the presence of gravity and regardless of the amount of substance in the container
- 9. any substance that cannot be decomposed into simpler substances by ordinary chemical processes
- 10. a substance made from two or more different elements that have been chemically joined
- 14. a mixture in which the composition is uniform throughout the mixture
- 15. a form of matter in which many of the electrons wander around freely among the nuclei of the atoms
- 16. two or more different substances are physically mixed, but NOT chemically combined.
- 17. the science that deals with the properties, composition, and structure of substances
- 20. separating a liquid from another liquid where both have different boiling points
- 23. separating components of a liquid mixture based on how fast the parts travel up a special paper
- 24. separating a liquid from a solid that has been dissolved
- 25. a mixture in which the composition is not uniform throughout the mixture
Down
- 1. separating components of a mixture based on the difference in density of the parts of the mixture
- 2. he amount of space an object takes up
- 5. a compound or substance that has been purified or prepared, especially artificially
- 7. knowledge or perception of a situation or fact
- 11. the smallest unit of an element that has the same chemical properties of that element
- 12. the smallest unit of an element OR a compound
- 13. a measure of the amount of matter an object has
- 18. anything that has mass and takes up space
- 19. separating larger solids from smaller solids using a sieve
- 21. separating smaller solids from liquids using filter paper
- 22. a particle is a small localized object to which can be ascribed several physical or chemical properties
