Thunder Storms
Lightning
Tornado/Cyclone
Hurricane
Words that end with METER
100
localized storms involving lightning thunder strong winds heavy rain and sometimes hail or tornadoes
What is thunderstorms
100
a very unusual type of lightning that usually begins with a positive stepped leader that originates from a very tall object
What is ground to cloud lightning
100
the most studied place on earth for tornadoes
What is tornado alley
100
intense low pressure systems that occur in the Tropics
What is Hurricans
100
air temperature is measured with this
What is THERMOMETER
200
the arrival of precipitation marks the beginning of this stage during which the thunderstorm reaches the peak of its strength
What is mature stage
200
a rare phenomenon that consists of a small sphere of electricity that seems to float in the air for several second
What is ball lightning
200
a narrow funnel of powerful rapidly whirling wind that stretches from s cloud to the ground
What is tornado
200
a tropical cyclone is formed from this, once the winds begin rotating the disturbance becomes a tropical cyclone
What is tropical disturbance
200
a thermometer that uses the expansion or contraction of a liquid in a thin tube to indicate the temperature
What is LIQUID THERMOMETER
300
the stage where the cumulonimbus cloud will dissipate
What is dissipating stage
300
occasionally, a cloud to ground lightning bolt will have several pulses of electrical current followed by a weaker but still strong steady stream of current the current is tens or hundreds time longer than a lightning flash but still much shorter than a second, this type of lightning can also cause a fire
What is hot lightning
300
a term that refers to any low pressure system in which winds rotate in the direction that would be caused by the coriolis effect
What is cyclone
300
the two ingredients that hurricanes need to form
What is warm ocean, region where Coriolis effect is very pronounced
300
measure the effect of temperature on special electrical circuits
What is ELECTRICAL THERMOMETER
400
this is a long line of advancing thunderstorms usually moving ahead of a cold front
What is Squall line
400
occurs when a stepped leader begins from the cloud's positively charged upper region
What is positive cloud to ground lightning
400
a large rotating cylindrical extension from the base of the supercell
What is wall cloud
400
once the tropical depression's winds reach 39 mph it is upgraded to this and is given a name
What is tropical storm
400
measures atmospheric pressure
What is BAROMETER
500
the cumulonimbus cloud usually carries such a huge electrical charge that a second leader travels down the channel of the first strike
What is dart leader
500
the type of lightning that is distinct because the stepped leader travels from a negative region of the cloud down to the ground
What is negative cloud to ground lightning
500
the most powerful tornadoes are believed to form from the rotating updrafts found in many supercell thunderstorms this is such a rotating updraft
What is mesocyclone
500
the most destructive forces of a hurricane
What is wind, storm surge, inland flooding
500
measures relative humidity
What is HYGROMETER
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