[DOC] [TLE] jeopardy/1390_Qs.txt at master  jedoublen/jeopardy  GitHub [PAR] WEATHER | Lightning results from movement of charged particles, usually within 
this 12-letter type of cloud also called a thundercloud | a cumulonimbus. [DOC] [TLE] Lightning - Wikipedia [PAR] Lightning is a sudden electrostatic discharge that occurs during an electrical 
storm. ... A typical cloud to ground lightning flash culminates in the formation of an 
electrically .... called a "leader", is initiated from a charged region in the 
thundercloud. .... There are variations of each type, such as "positive" versus "
negative" CG... [DOC] [TLE] Lightning - encyclopedia article - Citizendium [PAR] Oct 18, 2013 ... In addition, negative lightning usually contains a number of restrikes along the ... 
from positively charged regions of a thundercloud) does not generally fit the 
above pattern. ... of charged particles from the sun in what is called the solar wind
. .... Lightning can also occur within the ash clouds from volcanic... [DOC] [TLE] A brief review of the problem of lightning initiation and a hypothesis ... [PAR] Sep 10, 2008 ... Thundercloud electric field observations have consistently yielded peak values ... 
questions about lightning is the fact that it is somehow initiated in storm clouds in 
... It may also be the case that there exist prelightning breakdown ... The positive 
streamer systems result in funneling negative charge back... [DOC] [TLE] On the Science of Lightning: An Overview [PAR] 3.8 Discrimination between cloud-to-ground versus intracloud lightning . ... result 
from Benjamin Franklin's published letters on electricity in which he ... proved that 
the lower part of a thunderstorm is generally negatively charged ..... perature, 
called the reversal temperature TR, above which graupel particles acquire 
positive. [DOC] [TLE] Lightning - New World Encyclopedia [PAR] Aug 6, 2014 ... Lightning can also occur within the ash clouds from volcanic ... from positively 
charged regions of the thundercloud, does not generally fit the ... and the induced 
ground charge follows the movement of the cloud. ... If the electric field is strong 
enough, a conductive discharge (called a ..... Letters to nature. [DOC] [TLE] The Physical Parameters of Lightning and the Techniques by Which ... [PAR] discharge which begins in the cloud and lowers negative charge to earth. ... rarer 
types of lightning as ground-to-cloud, cloud-to-ground lower- ing positive... [DOC] [TLE] Using cosmic rays to reveal Earth's thunderstorm processes | Watts ... [PAR] Apr 22, 2015 ... How is lightning initiated in thunderclouds? ... to answer  how do you measure 
electric fields inside large, dangerously charged clouds? [DOC] [TLE] Runaway Electrification of Friable Self-Replicating Granular Matter ... [PAR] Sep 16, 2013 ... (3) Thundercloud electrification is a consequence of ice particles colliding ... (10) 
Usually, in thunderstorms, the smaller ice particle is an ice ... We may contrast the 
foregoing with charging in other granular media,(11, 12) where it has ..... H. J.; 
Shinbrot , T.Why do particle clouds generate electric charges? [DOC] [TLE] FAQ's - 6 - 12  Georgia Weather School [PAR] The water cycle is the continuous movement of water in and around the Earth. ... 
There are three main types of clouds - cirrus, cumulus, and stratus. ... droplet, 
graupel (ice-water mix), and ice crystal particles, resulting in lightning and 
thunder. ... A front is called a cold front if the cold air mass is replacing the warm 
air mass. [DOC] [TLE] Observation of gamma ray bursts at ground level under the ... [PAR] Jul 10, 2016 ... We observed three  -ray bursts related to thunderclouds in winter ... Physics 
Letters B ... Publishing in Particle Physics: Under a Creative Commons license ... 
[12] and [13] and sea level locations in the coastal area of the Japan Sea. They 
are also called Thunderstorm Ground Enhancements (TGE's) [13]. [DOC] [TLE] Cosmic Influence on the Sun-Earth Environment [PAR] Dec 3, 2008 ... It would be possible to understand the movement of clouds and ... influence on 
the thermosphere and atmosphere of the Earth [12]. ... of the Sun-Earth 
environment might result in further

Question: Lightning results from movement of charged particles, usually within this 12-letter type of cloud also called a thundercloud
Answer: a cumulonimbus