Across
- 2. The increase in Earth's average temperature over a long period of time.
- 7. often signals that rain and storms are coming.
- 8. any liquid or frozen water that forms in the atmosphere and falls back to the earth.
- 9. created when two air masses meet.
- 10. a systematic statement of the existing and usually the predicted meteorological conditions over a particular area.
- 11. prolonged periods of drier-than-average weather.
Down
- 1. are often times associated with clear blue skies
- 3. the layer of gas that surrounds Earth.
- 4. the average weather conditions in a place over 30 years or more.
- 5. scientists called meteorologists use many different tools to predict what the weather.
- 6. a specific event—like a rainstorm or hot day—that happens over a few hours, days or weeks.