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Unit C, Chapter 1
Technology & Weather
19
Science
6th Grade
01/30/2006

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Cards

Term
wind vane
Definition
An early tool for determining wind direction.
Term
wind vane
Definition
An early tool for determining wind direction.
Term
thermometer
Definition
An instrument invented by Torricelli to measure air pressure by using mercury in a glass tube.
Term
anemometer
Definition
An instrument used to measure wind speed.
Term
psycrometer
Definition
An instrument used to measure relative humidity.
Term
aneroid barometer
Definition
An instrument that measures air pressure without mercury
Term
mercury barometer
Definition
An instrument used to measure air temperature.
Term
weather balloon
Definition
A device that carries weather instruments into Earth's atmosphere.
Term
Doppler radar
Definition
An advanced system that locates and tracks storms.
Term
satellite
Definition
A device that orbits the Earth and collects weather data.
Term
An air mass has similar weather conditions throughout. True or false?
Definition
True
Term
True or False? An air mass is very small
Definition
False
Term
True or false? A front forms outside two different air masses.
Definition
False
Term
True or false? When 2 air masses meet, they mix together.
Definition
False
Term
True or false? Air masses generally move from west to east across the United States.
Definition
True
Term
True or false? Automated Surface Observing Systems (ASOS) are installed in lighthouses nationwide.
Definition
False. They are installed at airports nationwide.
Term
True or false? AWIPS gives acces to the weather data collected only in the United States?
Definition
False. It is collected from around the world.
Term
True or false? A stationary front occurs when an air mass stops moving.
Definition
True
Term
True or false? On the weather map, H and L stand for high pressure and low pressure air systems.
Definition
True
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