gold

Penny Chemistry Experiments

Learn about the chemistry of metals from HooplaKidzLab by using chemistry to clean pennies and oxidize them! Take out the pennies and rinse them out in some water. Admire their shininess! There is some pretty fancy chemistry going on in that little bowl of yours! Chemistry cleans pennies! Click Here to Subscribe to HooplaKidzLab: http://www.youtube.com/subscription_center?add_user=hooplakidzlab Please leave your comments in […]

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Rutherford Gold Foil Experiment – Backstage Science

Ernest Rutherford’s famous gold foil experiment involves the scattering of alpha particles as they pass through a thin gold foil. It led to a better understanding of the structure of atoms. It’s also known as the Geiger–Marsden experiment, after Hans Geiger and Ernest Marsden who performed it under Rutherford’s supervision. Particle physicist Bruce Kennedy explains […]

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How to make an electroscope (DIY)

How to make an electroscope using things you have around the house, how an electroscope works, and demonstrations using the triboelectric effect. Support RimstarOrg on Patreon https://www.patreon.com/user?u=680159 Subscribe for new videos every week http://www.youtube.com/user/rimstarorg?sub_confirmation=1 Go to the main channel page here https://youtube.com/rimstarorg For more electroscope information, see my webpage: http://rimstar.org/equip/electroscope.htm See also: Triboelectric effect/series or […]

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