Across
- 1. after
- 4. loosen
- 7. six
- 10. the amount of pressure change occurring over a given distance
- 12. eight
- 14. seasonal reversal of wind direction associated with large continents
- 16. a high-pressure center
- 17. master
- 19. an instrument that measures atmospheric pressure
Down
- 2. Two belts of wind that blow almost constantly
- 3. a low-pressure center
- 5. simple
- 6. an instrument used to determine wind speed
- 8. the force exerted by the weight of a column of air above a given point
- 9. swift high-altitude winds
- 11. double
- 13. birth
- 15. periodic warming of the ocean
- 18. seven
- 20. on