chapter 7 weather
Across
- 2. a warm air mass moves over a cold, denser air mass
- 3. cumulonimbus clouds that produce strong winds and heavy rains
- 5. clouds that spiral around the center of a hurricane
- 9. a person who makes weather predictions based on data on atmospheric conditions
- 10. weather that can cause property damage and sometimes death
- 12. a large body of air that has similar temperature and moisture through-out
- 13. core of warm, calm air
- 15. measures wind direction
- 19. they orbit earth, provide images of weather systems that we see on television weather reports
- 21. where does the National Weather Service get its information for its weather maps
- 25. the amount of water vapor in the air
- 28. prefix for clouds at middle altitudes
- 29. water that flows across land and collects in rivers, streams and the ocean
- 30. the technology that shows the form, amount, and location of precipitation
- 31. a warm air mass is caught between two colder air masses
- 34. a usually brief and heavy storm with rain, strong winds, lightning, and thunder
Down
- 1. a representation of a weather station on a map
- 4. measures wind speed
- 6. air that holds all the water it can at a given temperature
- 7. measures air temperature
- 8. carries electronic equipment that measures weather conditions above earth's surface
- 11. measures air pressure
- 14. a cold air mass meets a warm air mass but the two remain separated
- 15. the condition of the atmosphere at a certain time and place
- 16. an electric discharge between two oppositely charged surfaces
- 17. the amount of water vapor in the air compared with the maximum it can hold at a given temperature
- 18. an instrument that measures relative humidity
- 20. the rotation of air around a high-pressure center
- 22. the liquid in a thermometer moves up the glass tube when the air temperature
- 23. the lines on a weather map that connect points of equal air pressure
- 24. an area in the atmosphere that has lower pressure than the surrounding areas, with winds spiraling toward the center
- 26. a cold air mass moves under a warm, less dense air mass
- 27. the boundary between air masses of different densities and usually different temperatures
- 32. prefix for clouds at high altitudes
- 33. what is a special type of radar meteorologists could use to predict when a tornado might touch down
- 35. the sound caused by air rapidly expanding along a lightning strike