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Lightning

en.wikipedia.org/wiki/Lightning

Lightning is a sudden electrostatic discharge during an electrical storm between electrically .... Lightning is usually produced by cumulonimbus clouds, which have bases that are typically 1–2...

What is lightning? - science made simple

www.sciencemadesimple.co.uk/activity-blogs/lightning

May 23, 2012 ... How is lightning formed? Water and ice move around inside the cloud; forced up by warm air currents, down by gravity, and compressed in the ...

NASA - How Is Lightning Made?

www.nasa.gov/audience/forstudents/k-4/home/F_What_Causes_Lightning_Flash.html

Aug 19, 2004 ... He wanted to prove that lightning is a form of electricity. We know now that flying a kite in a storm is not safe. But, Ben was right. Lightning is a ...

www.ask.com/youtube?q=How Is Lightning Created?&v=jM8h60S1GsM
Aug 25, 2009 ... ... happens even there was no hail stones formed within clouds. ... When lightning strikes,the thunder we hear is actually the sound of the ...
www.ask.com/youtube?q=How Is Lightning Created?&v=4niTlOYYRYI
Apr 25, 2009 ... For an alternate explanation of how lightning occurs go to the thunderbolts project ... Why i got curious how things are formed and such..

How Lightning Forms | UCAR Center for Science Education

scied.ucar.edu/webweather/thunderstorms/how-lightning-forms

It is at that point that we see lightning and hear thunder. A bolt of lightning heats the air along its path causing it to expand rapidly. Thunder is the sound caused ...

What causes lightning?

www.weatherquestions.com/What_causes_lightning.htm

Nov 26, 2010 ... Lightning is produced in thunderstorms when liquid and ice particles above the freezing level collide, and build up large electrical fields in the ...

Lightning Physics - RegentsPrep

regentsprep.org/regents/physics/phys03/alightnin/

Lightning Physics. Lightning is caused by the build up of electrostatic charge in clouds. One region within the cloud builds up a positive charge and the other a ...

Lightning Formation - Windows to the Universe

www.windows2universe.org/earth/Atmosphere/tstorm/lightning.html

May 27, 2010 ... This drawing shows that before lightning strikes, positive and negative ... or ice crystals in the sky and are formed by different processes....more ...

Lightning - The Physics Classroom

www.physicsclassroom.com/class/estatics/Lesson-4/Lightning

Perhaps the most known and powerful display of electrostatics in nature is a lightning storm. Lightning storms are inescapable from humankind's attention.

Answer
Lightning results from the buildup and discharge of electrical energy between positively and negatively charged areas.
Rising and descending air within a thunderstorm separates these positive and negative charges.
More Info

NWS JetStream - How Lightning is Created

www.srh.noaa.gov

The conditions needed to produce lightning have been known for some time. However, exactly how lightning forms has never been verified so there is room for  ...

Lightning - Weather Wiz Kids weather information for kids

www.weatherwizkids.com

Lightning is a bright flash of electricity produced by a thunderstorm. ... If you hear the sound of thunder, then you are in danger from lightning. Lightning kills and ...

What causes lightning? - Planet Science

www.planet-science.com

Have you ever got a static electricity shock? Or seen sparks when you take off your jumper? When lightning is made the same thing happens, but on a much ...