Across
- 3. An instrument for measuring the humidity of the air or a gas.
- 7. The condition of Earth's atmosphere at a particular time and place.
- 8. balloon A balloon that rises into the troposphere where it gathers weather data and sends them to the surface.
- 9. A person who studies the weather.
Down
- 1. The average weather conditions in an area over a long period of time.
- 2. An instrument used to measure wind speed.
- 4. An instrument used to measure relative humidity.
- 5. An instrument used to measure temperature.
- 6. An instrument that measures atmospheric pressure.
- 8. vane An instrument used to measure wind direction.