Weather and Climate Vocabulary

4. transfer of heat through matter by direct contact.
5. line on a weather map that connects points of equal air pressure.
7. forward edge of a cold air mass, formed when a cold air mass pushes under a warm air mass.
8. lowest layer of the atmosphere.
11. transfer of heat within a liquid or gas.
12. wind that changes direction with the seasons.
13. forward edge of a warm air mass, formed when a warm air mass pushes over a cold air mass.
17. middle layer of the atmosphere.
19. air mass that forms over cold regions.
27. tropical storm with very strong winds.
28. air mass that forms over warm regions.
29. instrument that measures wind speed.
30. amount of water vapor in the air.
33. storm with thunder, lightning, and often heavy rain and strong winds.
35. instrument that measures wind movement.
36. big, puffy cloud.

1. instrument used to find relative humidity.
2. temperature to which air must be cooled to reach saturation.
3. envelope of gasses that surrounds Earth.
6. actual amount of water in the air.
9. small, very violent, funnel-shaped cloud that spins.
10. boundary between air masses of different densities.
12. third later of the atmosphere.
13. horizontal movement of air.
14. amount of water vapor in the air compared with the amount of water vapor the air can hold at capacity.
15. light, feathery cloud.
16. line on a weather map that join places that have the same temperature.
18. ice formed from condensation below the freezing point of water.
20. upper layer of the atmosphere.
21. sheetlike cloud that forms layers across the sky.
22. large volume of air with about the same temperature and amount of moisture throughout.
23. instrument used to measure air pressure.
24. upper part of the ionosphere.
25. up-and-down movement of air.
26. the amount of material something can hold.
31. device used to measure precipitation.
32. movement of the Sun's energy through empty space.
34. unit of measurement for air pressure.
37. anything that has mass and volume.