Across
- 5. something that is fixed and unchangeable
- 6. an action in order to gain information
- 7. an explanation that cannot be proved
- 9. a method based on facts or evidence
- 10. a proof of something that is true
- 11. a copy or representation of something
Down
- 1. example of this are mass,density,motion,force
- 2. facts and statistics collected together for reference or analysis
- 3. a scientific experiment but in a controlled environment and boundaries
- 4. something that is changeable
- 8. a final answer based on facts and questions