Across
- 3. Its everywhere and takes up space
- 4. bond A weak bond between two molecules
- 8. One of the four substances (earth, water, air, or fire)
- 9. bonds A bond between two or more atoms
- 10. bonds A chemical bond in which one atom loses
- 11. The ability to do work
Down
- 1. A material made up of two or more parts
- 2. Atomic particle with a negative charge
- 3. A tiny piece of something
- 5. Atomic particle with no charge
- 6. The smallest unit of an element
- 7. Atomic particle with a positive charge