Section: 1. Units & Measurement | Physics - Khan Academy + Learn from the Masters

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  The International System of Units
  
  Select activity Definition of Unit
  
  Definition of Unit Lesson
  
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  Select activity Units and Dimensions
  
  Units and Dimensions Lesson
  
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  Significant Figures
  
  Select activity Significant Figures
  
  
  
  Significant Figures Lesson
  
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  Select activity More on Significant Figures
  
  
  
  More on Significant Figures Lesson
  
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  Select activity Multiplying and Dividing with Significant Figures
  
  
  
  Multiplying and Dividing with Significant Figures Lesson
  
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  Select activity Addition and Subtraction with Significant Figures
  
  
  
  Addition and Subtraction with Significant Figures Lesson
  
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  Select activity Why do we need Significant Figures?
  
  
  
  Why do we need Significant Figures? Lesson
  
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  Select activity Rules for Determining Significant Figures
  
  
  
  Rules for Determining Significant Figures Lesson
  
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  Select activity Scientific Notation Examples
  
  
  
  Scientific Notation Examples Lesson
  
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  Select activity Express a Small Number in Scientific Notation (Example)
  
  
  
  Express a Small Number in Scientific Notation (Example) Lesson
  
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  Dimensions of Physical Quantities
  
  Select activity Fundamental and Derived Quantities
  
  Fundamental and Derived Quantities Lesson
  
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  Dimensional Formulae and Dimensional Equations
  
  Select activity Dimensional Formulae
  
  Dimensional Formulae Lesson
  
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  Select activity Dimensional Equations
  
  Dimensional Equations Lesson
  
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  Dimensional Analysis and its Applications
  
  Select activity 1st Application of Dimensional Analysis
  
  
  
  1st Application of Dimensional Analysis Lesson
  
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  2nd Application of Dimensional Analysis Lesson
  
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  Select activity Changing Units from One System to Other
  
  
  
  Changing Units from One System to Other Lesson
  
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  Select activity Worked Example: Dimensional Analysis
  
  
  
  Worked Example: Dimensional Analysis Lesson
  
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1. Units & Measurement

Section outline

The International System of Units

Significant Figures

Dimensions of Physical Quantities

Dimensional Formulae and Dimensional Equations

Dimensional Analysis and its Applications

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