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Electric spark - Wikipedia

en.wikipedia.org/wiki/Electric_spark

An electric spark is an abrupt electrical discharge that occurs when a sufficiently high electric field creates an ionized, electrically conductive channel through a ...

Flint and Steel: What Causes the Sparks? - SurvivalTopics.com

survivaltopics.com/flint-and-steel-what-causes-the-sparks/

Jun 12, 2005 ... More specifically, what causes the sparks when you strike a piece of flint ... answer seems obvious; striking flint with steel produces hot sparks.

Static Electricity Sparks by Ron Kurtus - Physics Lessons: School for ...

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

Jan 11, 2015 ... A static electricity spark is an electrostatic discharge (ESD) or sudden flow of electric current across an ... Static electric spark jumps from finger to doorknob ... Causes of Static Electricity · Materials that Cause Static Electricity ...

How does an electric spark occur? | Reference.com

www.reference.com/science/electric-spark-occur-4bc1722f6ccd275e

... is a sudden flow of electric current between two objects that have different electronic potentials. An electric spark is a type of ESD wherein there is a flow of.. .

How is a spark created? | Physics Forums - The Fusion of Science ...

www.physicsforums.com/threads/how-is-a-spark-created.508679/

On a fundamental level, can anyone explain how a spark is created from ... and the temperature causes the metal embers to be incandescent.

material science - Why does grinding steel create sparks but ...

physics.stackexchange.com/questions/106121/why-does-grinding-steel-create-sparks-but-aluminium-doesnt

Apr 1, 2014 ... This is reason for sparks and why iron/steel is the only metal You can cut with " oxy-fuel cutting". All other metals will develop a solid oxide layer ...

Causing Sparks and Lightning, Static Electricity - Electronics Tutorials

www.electronicsteacher.com/succeed-in-physical-science/static-electricity/causing-sparks-and-lightning.php

A spark is a stream of electrons jumping across an air gap, heating the air .... Static electricity is caused when friction causes electrical charges to build up on a  ...

How to Make Sparks

www.linnbenton.edu/auto/perform/how_spark.html

To make a good spark the ignition coil must develop enough power, and the insulation of the ... As electric current flows through a wire it creates a magnetic field.

Why does electricity cause sparks? - Instructables

www.instructables.com/community/Why-does-electricity-cause-sparks/

Feb 13, 2013 ... 2) I have also observed sparks when, lets say i suddenly pull out the plug ... Voltage creates an electric field, and the strength of the field scales ...

What causes lightning? - Planet Science

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 ...