Across
- 4. Theory of the creation of the universe
- 5. Pressure system movement
- 7. The number of moon phases
- 8. The creation of elements
- 10. The two types of fronts
Down
- 1. A singularity
- 2. Instrument used to measure air pressure
- 3. Main source of energy for life on Earth
- 6. The two types of eclipses
- 9. Solidity of Earth's inner core