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  1. Intro to dimensional analysis (video) | Khan Academy

    But what I want to show you is that even with a simple formula like distance is equal to rate times time, what I just did could actually be quite useful, and this thing that I'm doing is actually called …

  2. Conversion between metric units (video) | Khan Academy

    In this video, you'll see how to use these prefixes to compare centiliters and dekaliters, and how to use dimensional analysis to convert one dekaliter to centiliters. You'll also get some tips on how to check …

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  4. Worked example: Dimensional analysis (video) | Khan Academy

    It looks like your browser doesn't support embedded videos. Don't worry, you can still download it and watch it with your favorite video player! Download Video: Worked example: Dimensional analysis

  5. Acceleration (video) | Khan Academy

    And then you multiply, do a little dimensional analysis. Hour cancels with hour. And then will be equal to 20/3600. 20/3600 miles per seconds times seconds. Or we could say, miles-- let me write it this way- …

  6. Vectors and notation (article) | Khan Academy

    Learn about what vectors are, how we can visualize them, and how we can combine them.

  7. Vectors and spaces | Linear algebra | Math | Khan Academy

    Vectors are used to represent many things around us: from forces like gravity, acceleration, friction, stress and strain on structures, to computer graphics used in almost all modern-day movies and …

  8. Ancient Egyptian art (article) | Khan Academy

    Two-dimensional art was quite different in the way the world was represented. Egyptian artists embraced two-dimensionality and attempted to provide the most representational aspects of each …

  9. What is acceleration? (article) | Kinematics | Khan Academy

    Technically this is the formula for average acceleration since it is defined over a finite interval of time. For instantaneous acceleration, you would need to find the rate of change at a particular moment in …

  10. Curl, fluid rotation in three dimensions (article) | Khan Academy

    Curl is an operator which measures rotation in a fluid flow indicated by a three dimensional vector field.