Download Chapter 4 Weather Extra Credit Crossword

Chapter 4 Weather Extra Credit Crossword
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4. The change of state from a gas to a liquid.
6. A warm air mass that forms in the tropics
and has low air pressure.
7. Fluffy, white clouds, usually with flat
bottoms, that look like rounded piles of
cotton.
9. A swirling center of low air pressure.
15. Clouds that form in flat layers and often
cover much of the sky.
16. A line on a weather map that joins places
that have the same temperature.
18. Scientists who study the causes of weather
and try to predict it.
19. A violent disturbance in the atmosphere.
21. A line on a weather map that joins places
that have a same air pressure.
24. A sudden spark, or energy discharge,
caused when electrical charges jump between
parts of a cloud, between nearby clouds, or
between a cloud and the ground.
27. The process by which molecules at the
surface of a liquid absorb enough energy to
change to a gas.
29. The temperature at which condensation
begins.
30. Wispy, feathery clouds made of ice
crystals that form at high levels.
31. A long period of low precipitation.
32. Moving away temporarily from an area
about to be affected by severe weather.
33. Bands of high-speed winds about 10 km
above Earth’s surface.
1. The boundary where unlike air masses meet
but do not mix.
2. A high-pressure center of dry air.
3. The percentage of water vapor in the air
compared to the maximum amount of water
vapor that air can contain at a particular
temperature.
5. An overflowing of water in a normally dry
area.
8. A small storm often accompanied by heavy
precipitation and frequent thunder and
lightning.
10. An instrument used to measure relative
humidity.
11. A dry air mass that forms over land.
12. A rapidly whirling, funnel-shaped cloud
that reaches down to touch Earth’s surface.
13. Any form of water that falls from clouds
and reaches Earth’s surface as rain, snow,
sleet or hail.
14. A huge body of air that has similar
temperature, humidity, and air pressure at any
given height.
17. A humid air mass that forms over oceans.
20. Cut off, as in a front where a warm air
mass is caught between two cooler air masses.
22. A tropical storm that has winds of about
119 km/hr or higher.
23. The continual movement of water among
Earth’s atmosphere, oceans, and land surface
through evaporation, condensation, and
precipitation.
25. The amount of water vapor in a given
volume of air.
26. An instrument used to measure
precipitation.
28. A cold air mass that forms north of 50⁰
north latitude or sound of 50⁰ south latitude
and has high air pressure.