Conditions in the atmosphere, including temperature, humidity, precipitation, air pressure, and wind direction and speed.
weather
A table that indicates what the symbols on a map represent; also called a legend.
map key
A measure of the force that air exerts on each square inch of a surface.
Air Pressure
A scientist who studies that world's weather patterns.
climatologist
An area of the United States that has a particular weather characteristics.
Climate zone
atmosphere
Daily DOUBLE:
A measure of the average movement of particles of matter.
temperature
The movement of air
Wind
Air temperatures measured around 1.25m to 2m above the ground.
The area where two air masses collide
A set of atmospheric conditions that can injure or kill people or cause major property damage.
severe weather
Measure of the amount of water vapor in the air.
relative humidity
A unit of measurement for temperature, abbreviated as degrees C.
degrees Celsius
To standardize a measuring instrument by comparing it with an accepted model.
calibrate
A large volume of air with similar characteristics of temperature, air pressure, and humidity throughout.
air mass
A scientist who observes and forecasts weather.
meteorologist
Water that falls to the ground as rain, snow, hail, or sleet.
precipitation
To predict.
Forecast
Daily DOUBLE:
An instrument used to measure wind speed.
Anemometer
The transfer of energy from a warmer substance to a cooler one.
heat
The data collected during investigations and trends in that data.
evidence
A unit of measurement for temperature, abbreviated as degrees F.
degrees Fahrenheit
The normal weather conditions of a region, throughout the year, averaged over a series of years.
climate
Patterns or tendencies you can see over a broad range of data.
Trends
Daily DOUBLE:
An instrument used to measure air pressure.
Barometer