Across
- 4. a boundary between two different air masses, neither of which is strong enough to replace the other.
- 9. a boundary separating two masses of air of different densities
- 10. an instrument for measuring the humidity of the air or a gas
- 11. The eye is a region of mostly calm weather found at the center of strong tropical cyclones
- 13. A balloon equipped with meteorological apparatus that is sent into the atmosphere to provide information about the weather
- 14. a map showing the principal meteorological elements at a given time and over an extended region
- 18. An instrument containing a magnetized pointer that shows the direction of magnetic north and bearings from it.
- 19. An instrument measuring atmospheric pressure, used esp. in forecasting the weather and determining altitude
Down
- 1. A body of air with horizontally uniform levels of temperature, humidity, and pressure.
- 2. The boundary of an advancing mass of cold air.
- 3. very hot and humid
- 4. A simple form of a hygrometer
- 5. An instrument for measuring and indicating temperature
- 6. A mobile, destructive vortex of violently rotating winds having the appearance of a funnel
- 7. A device for collecting and measuring the amount of rain that falls
- 8. mechanical device attached to an elevated structure that rotates freely to show the direction of the wind
- 12. An instrument for measuring the speed of the wind, or of any current of gas
- 15. A storm with a violent wind, in particular a tropical cyclone in the Caribbean.
- 16. Things living or found in or near the sea
- 17. the front of an advancing mass of colder air.