Chaper 9 Continuted Flashcards
What does radar stand for?
RAdio Detection And Ranging
What do you use to measure the distance from the ground to the base of the clouds?
Ceilometer
What is used to sometimes measure high-altitude conditions?
Sounding rockets
Define Visibility
The farthest distance at which objects can be distinguished
What is the device that measures visibility called?
Transmissometer
Name one important group of automatic weather stations.
ASOS (Automated Surface Observing System)
What gathers the data of weather balloons?
Radiosodes
Every few hours, the various measurements of atmospheric weather conditions are combined into ______.
Surface weather charts
What is the conditions on a surface weather chart in a grouping of numbers called?
Station model
What is used to represent the air pressures that have been recorded at each station? What does the word mean?
Isobars: lines of equal pressure
Broken lines connections stations that have the same temp are what?
isotherms (lines of equal heat)
What are the most useful products of meteorology?
Weather forecasts
What allow atmospheric conditions to be monitored without a meteorologist at the site
Automatic weather stations
What is the simplest form of measuring rain?
Rain gauge
What is used to measure wind speeds near the earth’s surface?
Anemometer
The direction of the wind is often indicated by a what?
Weather vane
What uses a strand of hair to measure humidity?
Hair hygrometer
What is used to measure relative humidity?
Hygrometer
Atmospheric pressure is measured with a what?
Barometer
A more compact and rugged type of barometer is a what?
Aneroid barometer
Air temp is measured with what?
Thermometer
What is a special type of liquid thermometer called that meteorologists use?
Maximum-minimum thermometer
What is elevated water levels caused by the hurricane’s winds?
Storm surge
What are the long narrow lines of thunderstorms in a hurricane called?
Rain bands
What is used to rank hurricanes?
Saffir Simpson Hurricane Wind Scale
