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Unit Conversion and Significant Figures: Crash Course Chemistry #2 episode artwork

Oct 11, 2026 16 min

Unit Conversion and Significant Figures: Crash Course Chemistry #2

from CrashCourse Hosted by CrashCourse

A unit is a frequently arbitrary designation we have given to something to convey a definite magnitude of a physical quantity and every quantity can be expressed in terms of the seven base units that are contained in the international system of units. Hank thinks this is a thrilling subject, and while you may not agree, it is a subject that is very important if you want to be a scientist and communicate with accuracy and precision with other scientists. So listen up and learn something or Hank might have to kill you! (NOT REALLY!)Watch this video in Spanish on our new Crash Course en Español channel! https://youtu.be/aMrxhohbkVA Pssst... we made flashcards to help you review the content in this episode! Find them on the free Crash Course App! Download it here for Apple Devices: https://apple.co/3d4eyZoDownload it here for Android Devices: https://bit.ly/2SrDulJTable of ContentsUnit Conversion 02:27Scientific Notation 03:26Sig Figs 07:40 Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourseWant to find Crash Course elsewhere on the internet?Facebook - http://www.facebook.com/YouTubeCrashCourseTwitter - http://www.twitter.com/TheCrashCourseInstagram - https://www.instagram.com/thecrashcourse/CC Kids: http://www.youtube.com/crashcoursekids

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Unit Conversion and Significant Figures: Crash Course Chemistry #2

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