The final stage of a tornado life cycle is called the ____________________ stage, when usually the tornado is stretched into the shape of a rope.
Fill in the blank with correct word.
Q. 2The next advance in Doppler radar technology is the polarimetric radar that transmits ____.
a. a horizontal radar pulse
b. a vertical radar pulse
c. both a horizontal and a vertical radar pulse
d. light beams
e. radar pulses specifically in the polar regions
Q. 3The network of more than 150 Doppler radar units deployed at selected weather stations within the continental United States is referred to as ____.
a. NEXRAD
b. Doppler Lidar
c. National Weather Service
d. NOAA
e. the Enhanced Fujita System
Q. 4A system called ____ uses a light beam to measure the change in frequency of falling precipitation, cloud particles, and dust.
a. Doppler radar
b. Doppler lidar
c. the vortex chamber
d. dual polarization radar
e. NEXRAD
Q. 5To help distinguish a storms air motions, a Doppler radar can display ____
a. amount of radiational cooling
b. wind velocities in color
c. lightning streaks
d. funnel clouds
e. the amount of solar energy of a given area
Q. 6Doppler radar works on the principle that, as precipitation moves toward or away from the antenna, the ____.
a. light beam will measure the wind speed of tornadoes
b. light beam will measure the change in frequency of falling precipitation
c. returning radar pulse will change color compared to the transmitted frequency
d. returning radar pulse will change frequency compared to the transmitted frequency
e. returning radar pulse will be the same frequency as the transmitted frequency
Q. 7Doppler radar can measure ____.
a. rainfall intensity
b. the speed at which precipitation is moving horizontally
c. rainfall intensity and the speed at which precipitation is moving horizontally
d. wind speeds of small tornadoes
e. forecasted storm cells
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