Across
- 4. action of force changing there motion
- 5. to know or known
- 6. someone who works for NASA
- 7. a medical term
- 8. belonging or relating to life
- 11. the state of being absolute
- 12. a structure and mineral constitution of the globe
- 13. events by period and by date
Down
- 1. an instrument for determining the weight or pressure
- 2. a system of the government
- 3. a person attached to a particular pursuit
- 6. dispute carried on with heat or anger
- 7. a photo taken of the sun
- 9. a period between old and new moons
- 10. a device to view the stars