Weather

2. stream a narrow, variable band of very strong, predominantly westerly air currents encircling the globe several miles above the earth
3. a line on a map connecting points having the same atmospheric pressure at a given time or on average over a given period.
6. current is a process which involves the movement of energy from one place to another
7. index is what the temperature feels like to the human body when relative humidity is combined with the air temperature.
8. chill a quantity expressing the effective lowering of the air temperature caused by the wind, especially as affecting the rate of heat loss from an object or human body or as perceived by an exposed person.

1. humidity the amount of water vapor present in air expressed as a percentage of the amount needed for saturation at the same temperature.
4. a line on a map connecting points having the same temperature at a given time or on average over a given period.
5. is a warm-cold air boundary with the colder air replacing the warmer
6. cloud clouds are large, tall clouds that are dark on the bottom and usually produce rain and thunderstorms
9. point the atmospheric temperature below which water droplets begin to condense and ¬____ can form