Across
- 3. the basic building block of life
- 6. the formula that tells you what elements are in a compound
- 7. cannot be broken down into more basic substances, make up the periodic table
- 8. made of elements; mixture
- 9. where all of the elements are arranged
- 10. the abbreviation for each element
Down
- 1. a change that changes the chemical makeup of a substance
- 2. the number that tells you where on the periodic table each element is
- 4. a change that does NOT change the chemical makeup of a
- 5. everything that takes up space consists of _______