Section: 1. Units and Measurements | Physics - KhanAcademy

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  System of Units
  
  Select activity Fundamental and Derived quantities
  
  Fundamental and Derived quantities Lesson
  
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  Measurement of Length
  
  Select activity Scale of the large
  
  
  
  Scale of the large Lesson
  
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  Select activity Parallax in observing stars
  
  
  
  Parallax in observing stars Lesson
  
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  Select activity Stellar distance using parallax
  
  
  
  Stellar distance using parallax Lesson
  
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  Select activity Stellar parallax clarification
  
  
  
  Stellar parallax clarification Lesson
  
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  Select activity Scale of the small
  
  
  
  Scale of the small Lesson
  
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  Dimensions and Dimensional Analysis
  
  Select activity 1st application of Dimensional analysis
  
  1st application of Dimensional analysis Lesson
  
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  Select activity Worked example: Dimensional analysis
  
  Worked example: Dimensional analysis 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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1. Units and Measurements

Section outline

System of Units

Measurement of Length

Dimensions and Dimensional Analysis

Significant figures

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