Weather crossword

5. A layer of cloud that can be up to 5000 metres high
7. Lines on a map that joins up places of equal temperature
8. Lines on a map showing air pressure
12. A_________ studies weather patterns over a period of time
15. Unit used to measure wind speed
16. The difference in temperature is known as the __________ of the wet bulb
17. chart, Any map that summarizes atmospheric conditions

1. Amount of water vapour in the air
2. Unit of measurement used to describe the amount of cloud cover
3. rose, What includes wind speed and wind direction?
4. scale, A scale that is used to classify different wind speeds
6. Exposure to the sun's rays
9. humidity, _________ is measured by working out the difference between the wet and dry thermometer
10. Measures the humidity of the air
11. screen, Small weather station that is used to measure local weather conditions
13. wind, What does wind that comes from the west called?
14. temperature, The variation between a high air temperature and a low temperature that occurs during the same day