Across
- 2. elements can be a _____, not-metal or a gas
- 4. everything is made of something called _____
- 5. shows all the elements found in the world
- 9. elements can _____ together to make up other matter
- 10. elements can be a metal, not-metal, or a _____
- 11. elements can be a metal, _____, or a gas
Down
- 1. the weight of an element
- 3. the study of the natural world, including chemistry, biology and physics
- 6. the number of an element
- 7. there are about 92 pure substances called _____
- 8. every element has a _____