The (Arguably) Most Important Instrument in Physics
Thermometers might seem like a basic instrument, but science would not be the same without them, and they helped us understand one of the most important ideas in all of science: the conservation of energy. Crash Course – History of Science: https://www.youtube.com/watch?v=-hjGgFgnYIA&list=PL8dPuuaLjXtNppY8ZHMPDH5TKK2UpU8Ng Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org
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Sources: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4360093/
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https://royalsocietypublishing.org/doi/10.1098/rspl.1837.0140
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https://www.sciencedirect.com/science/article/abs/pii/0039368194000369
https://www.jstor.org/stable/18233
http://galileo.phys.virginia.edu/classes/152.mf1i.spring02/Joule.htm
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https://royalsocietypublishing.org/doi/abs/10.1098/rstl.1804.0009 Images: https://en.wikipedia.org/wiki/File:Joule_James_sitting.jpg
https://www.istockphoto.com/photo/usb-overcklock-digital-thermometer-and-voltage-gm916024344-252075793
https://commons.wikimedia.org/wiki/File:Faraday_disk_generator.jpg
https://en.wikipedia.org/wiki/File:Joule%27s_Apparatus_(Harper%27s_Scan).png
https://en.wikipedia.org/wiki/File:Vintage_image_of_steam_train.jpg
