Across
- 3. — a series of actions or steps taken to achieve an end.
- 4. — a pure substance consisting of only one type of atom.
- 7. — a distinct stage in a process.
- 8. — a set of symbols showing elements in a compound.
- 9. — standards used to make a judgment.
- 12. — a part of a larger whole.
- 13. — an explanation supported by evidence.
- 15. — agreement or permission.
- 16. — the systematic investigation into materials and sources.
- 17. — closely connected to the matter at hand.
- 19. — a series of events that repeat regularly.
Down
- 1. — a measurable factor that defines a system.
- 2. — a fundamental truth or rule.
- 5. — an area of a country or the world.
- 6. — relating to a job or career.
- 9. — to give or supply for a purpose.
- 10. — special importance or attention given to something.
- 11. — the purpose or activity of something.
- 14. — a plan of action designed to achieve a goal.
- 18. — the amount of space an object occupies.