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en.wikipedia.org/wiki/Electric_spark

An electric spark is an abrupt electrical discharge that occurs when a sufficiently high electric ... Lightning is an example of an electric spark in nature, while electric sparks, large or ... Electric sparks are used in different kinds of metalworking.

sciencenetlinks.com/lessons/static-electricity-4

How is lightning different from a spark? (Lightning works the same way as a spark, except that it happens on a massive scale. Lightning is created when water ...

www.edu.pe.ca/gray/class_pages/krcutcliffe/physics521/21fields/articles/Lightning%20-%20The%20Big%20spark.htm

Lightning may not seem much like static electricity, but it's actually very similar. Both are sparks of electricity created through the attraction of unlike charges.

amasci.com/tesla/spark.html

While attempting to explain sparks and lightning to some friends, I realized that I didn't have a good gut-level understanding of them myself. As usual, my lack of ...

stormhighway.com/types.php

The little 'static' sparks between your finger and a doorknob are, technically ... type of discharge - lightning inside a single storm cloud, jumping between different ...

www.school-for-champions.com/science/static_lightning.htm

Feb 12, 2009 ... Lightning consist of huge static electric sparks that jump from cloud to cloud or from a cloud to some ... Lighting can travel in different directions.

www.planet-science.com/categories/over-11s/natural-world/2012/06/what-causes-lightning.aspx

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 ...

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

May 23, 2012 ... How is lightning formed? ... Once a pathway is completed a spark forms, neutralizing the charge. ... Here is a slow motion video of lightning.

www.nssl.noaa.gov/education/svrwx101/lightning

Lightning is a giant spark of electricity in the atmosphere between clouds, the air, ... and the sound waves set off by the lightning discharge have different arrival ...