Across
- 1. Transformation the transformation of energy from forms provided by nature to forms that can be used by humans.
- 3. the basic building block of all matter that still retains the identity of the substance, smallest unit of matter
- 5. Solid, liquid or gas that contains two or more substances blended evenly throughout – components cannot be seen – also called a solution
- 6. Property of metal and alloys that allow heat or electricity charges to pass through the material easily.
- 8. Process in which liquid water changes to water vapor.
- 9. reaction the process in which one or more substances are changed into one or more new substances
- 10. natural resource, such as fossil fuels, that cannot be replaced by natural processes as quickly as it is used.
- 13. a pure substance that is made up of more than one type of atom
- 15. A porous material through which a substance is passed in order to separate the fluid from suspended particulate matter.
- 17. anything that has mass or volume
- 18. A standard or example used for comparison
- 19. Table An arrangement of elements in order of increasing atomic numbers that demonstrates the periodic patterns that occur among the elements.
Down
- 2. the starting materials in a reaction
- 4. materials present at the end of a reaction
- 5. A mixture that is not mixed evenly - each component can be seen and retains its own properties
- 7. The ability of an atom or molecule to undergo a chemical reaction with another atom, molecule or compound.
- 11. A substance that cannot be broken down into simpler substances by ordinary chemical means.
- 12. Rule An element is stable when there are 8 electrons on the outer ring
- 14. To decrease seriously or to exhaust the abundance of supply.
- 16. natural resources, such as water, sunlight, and crops, that are constantly being recycled or replaced by nature.