Across
- 3. lines on weather map showing air pressure
- 4. type of pressure when weather is nice
- 5. what makes up air
- 7. height above sea level
- 9. occurs when warm air rises and cooler air moves in
Down
- 1. unit of measurement for air pressure
- 2. used to measure atmospheric pressure
- 5. substance found in a barometer
- 6. type of pressure when weather is stormy
- 8. part of body that expands and contracts moving air