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Grade 9 - Physics

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  1. Unit 1: Physics and Human Society
    4 Topics
  2. Unit 2: Physical Quantities
    4 Topics
  3. Unit 3: Motion in a Straight Line
    6 Topics
  4. Unit 4: Force, Work, Energy and Power
    6 Topics
  5. Unit 5: Simple Machines
    5 Topics
  6. Unit 6: Mechanical Oscillation and Sound Wave
    6 Topics
  7. Unit 7: Temperature and Thermometry
    7 Topics
  1. Grade 9 – Physics
  2. Unit 2: Physical Quantities
  3. 2.1 Scales, Standards, Units (prefixes)
Lesson 2, Topic 1
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2.1 Scales, Standards, Units (prefixes)

WeLearn.et November 18, 2025
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