Across
- 2. a thing where particles are scattered everywhere and zip around very fast
- 4. the potential to cause harm
- 5. a thing where particles are loosely connected and move freely
- 7. a table that shows every element, its atomic number, etc
- 10. a change that results in a new substance being formed
- 12. the point in which liquids freeze
- 13. the smallest building block of life
- 14. neutral charge
Down
- 1. a change that results in no new substance formed
- 3. a thing where particles are tightly packed and only vibrate
- 6. the point in which liquids boil
- 8. negative charge
- 9. the probability that a hazard will occur
- 10. the area of science that studies matter
- 11. positive charge