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SCIENCE12 Physics ATAR: Static electricity

Static and Current Electricity

This video describes and explains the differences between static and current electricity. It also looks at static discharge, and how static charge builds up in a thundercloud.

Source: ClickView, Sterling Pixels, Rated E, Duration 9:45, URL: https://online.clickview.com.au/libraries/videos/14088694/static-and-current-electricity

Click on the picture for example problems involving the Electrostatic Force Equation.

Electrostatic Force: Definition, Formula, and Examples

Source: ScienceFacts.net, URL: https://www.sciencefacts.net/electrostatic-force.html

Geckos and electrostatic force [The Sydney Sun-Herald]

Gecko's sticky secret is a hairy one

People have long pondered how geckos climb sheer walls. Now British scientists have made an adhesive tape based on the way geckos cling to surfaces, and it uses electrostatic force!

Click on the picture to read the article.

https://search.ebscohost.com/login.aspx?direct=true&AuthType=ip,sso&db=azh&AN=SYD-4YI9DXG2ZLSGGP23K2T&custid=ns126408

Source: EBSCO, Gecko's sticky secret is a hairy one By: NIC SVENSON, Sun-Herald, The (Sydney), Jun 15, 2003, URL: Gecko's sticky secret is a hairy one By: NIC SVENSON, Sun-Herald, The (Sydney), Jun 15, 2003

Image source: Rawpixel, URL: https://img.rawpixel.com/s3fs-private/rawpixel_images/website_content/fl8688056084-image-ktwphnmy.jpg?w=800&dpr=1&fit=default&crop=default&q=65&vib=3&con=3&usm=15&bg=F4F4F3&ixlib=js-2.2.1&s=8d56ff65c01f7b9ad77cee6d881f8cd1 

Law of Conservation of charge

Law of conservation of charge

Charge is neither created nor destroyed, it can only be transferred from one system to another.

Source: Khan Academy, n.d., URL: Conservation of charge

Useful links and articles

Coulomb's Law

meriSTEM Electromagnetism will journey you through electric fields, Coulomb's Law and potential, magnetic fields, magnetism, induction and electromagnetic waves.

Source: ClickView, meriSTEM, Rated: G, Duration: 2:58, URL: https://online.clickview.com.au/exchange/videos/25331197/3-1-coulomb-s-law

Coulomb's Law

The relationship between electrical charge and distance is fundamental in physics; Coulomb’s law describes the relationship between electrical charge and distance. 

Click on the picture for more information.

Source: EBSCO, Salem Press Encyclopedia of Science, URL: https://search.ebscohost.com/login.aspx?direct=true&AuthType=ip,sso&db=tol&AN=87998828&custid=ns126408

Conductors and insulators

Conductors and Insulators

This video distinguishes the difference between conductors and insulators, and their importance.

Source: ClickView, Sterling Pixels, 2019, Rated E, Duration 4:47, URL: https://svacs.libapps.com/libguides/admin_c.php?g=939950&p=6866466