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Chapter 13 of 32
Concept Maps

Work and Energy — Concept Maps

NIOS · Class 10 · Science & Tech

4 concept maps of Work and Energy for NIOS Class 10 Science & Tech, each also written out as a text outline. Maps: Work and Energy Concept Map and Work.

44 questions38 flashcards4 formulas & key relations5 concepts

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An illustration showing three scenarios: a person pushing a wall (no displacement, no work), a person carrying a load and walking on a level road (force and displacement perpendicular, no work against
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4 Concept Maps

Work and Energy Concept Map

Work and Energy Concept Map

The map in words

  • Work and Energy
    • Work
      • Definition
        • Force times displacement
        • SI unit Joule
      • Conditions
        • Force applied
        • Body moves
        • Same direction
      • Examples
        • Lifting objects
        • Pushing cart
        • Climbing stairs
    • Energy
      • Types
        • Mechanical
          • Potential Energy
            • Due to position
            • PE equals mgh
          • Kinetic Energy
            • Due to motion
            • KE equals half mv squared
        • Other Forms
          • Thermal
          • Light
          • Electrical
          • Sound
          • Nuclear
      • Conservation
        • Cannot be created
        • Cannot be destroyed
        • Only transforms
    • Power
      • Definition
        • Work per unit time
        • SI unit Watt
      • Applications
        • Motor ratings
        • Machine efficiency

Work and Energy Concept Overview

Work and Energy Concept Overview

The map in words

  • Work and Energy
    • Work
      • Definition
        • Force and Displacement
        • Same Direction
      • Formula
        • W equals F times s
      • Unit
        • Joule
        • Newton metre
      • Conditions
        • Force Applied
        • Object Moves
        • Direction Matters
    • Energy
      • Definition
        • Capacity to Do Work
        • Same Unit as Work
      • Forms
        • Mechanical Energy
          • Potential Energy
          • Kinetic Energy
        • Other Forms
          • Thermal Energy
          • Light Energy
          • Electrical Energy
          • Sound Energy
      • Transformations
        • One Form to Another
        • Conservation Law
        • Examples
    • Power
      • Definition
        • Rate of Doing Work
      • Formula
        • P equals W over t
      • Unit
        • Watt
        • Horse Power

Work and Energy Concept Map

Work and Energy Concept Map

The map in words

  • Work and Energy
    • Work
      • Definition
        • Force times displacement
        • SI unit Joule
      • Conditions
        • Force applied
        • Object moves
        • Motion in force direction
      • Examples
        • Lifting objects
        • Pushing cart
        • Climbing stairs
    • Energy
      • Definition
        • Capacity to do work
        • SI unit Joule
      • Forms
        • Mechanical
          • Kinetic Energy
          • Potential Energy
        • Thermal
        • Light
        • Electrical
        • Sound
        • Chemical
        • Nuclear
      • Conservation
        • Cannot be created
        • Cannot be destroyed
        • Only transformed
    • Power
      • Definition
        • Rate of doing work
        • Work per unit time
      • SI unit Watt
      • Applications
        • Motor ratings
        • Electrical appliances
        • Engine performance

Work and Energy

Work and Energy

The map in words

  • Work and Energy
    • Work
    • Energy
    • Mechanical Energy
    • Potential Energy
    • Kinetic Energy
    • Forms of Energy
    • Energy Transformations
    • Law of Conservation of Energy

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Frequently Asked Questions

What are the important topics in Work and Energy for NIOS Class 10 Science & Tech?
Key topics in Work and Energy include Work and its conditions, Units and relation of work with energy, Mechanical energy: potential energy and kinetic energy, Forms of energy and their examples. Study these first, then practise questions on each for the NIOS Class 10 board exam.
What do the concept maps for Work and Energy show?
The 4 maps show how the ideas in Work and Energy connect: Work and Energy Concept Map; Work and Energy Concept Overview. Each map is also written out as an outline on this page.
How should I revise Work and Energy for the NIOS Class 10 board exam?
Learn the core ideas first, then work through the 44 practice questions on Work and Energy. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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