Chapter 3 of 7
Concept Maps
Energy — Concept Maps
ICSE · Class 7 · Physics
4 concept maps of Energy for ICSE Class 7 Physics, each also written out as a text outline. Part of the ICSE Class 7 Physics syllabus.
45 questions40 flashcards6 formulas & key relations5 concepts
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4 Concept Maps
Energy Concept Hierarchy and Overview
The map in words
- ENERGY
- Definition and Units
- Capacity to do Work
- SI Unit: Joule J
- 1 J = 1 N × 1 m
- Calorie: 1 cal = 4.2 J
- Eight Forms of Energy
- Mechanical Energy
- Potential Energy
- Kinetic Energy
- Heat Energy
- Light Energy
- Chemical Energy
- Sound Energy
- Magnetic Energy
- Electrical Energy
- Atomic Nuclear Energy
- Mechanical Energy
- Mechanical Energy Details
- Potential Energy P.E.
- At Rest or Position
- Depends on Mass
- Depends on Height
- Kinetic Energy K.E.
- Due to Motion
- Depends on Mass
- Depends on Speed
- Potential Energy P.E.
- Energy Transformations
- P.E. to K.E. Conversion
- K.E. to P.E. Conversion
- Between Different Forms
- Daily Life Examples
- Conservation Principle
- Energy Cannot be Created
- Energy Cannot be Destroyed
- Only Transformed
- Total Energy Conserved
- Real World Applications
- Roller Coasters
- Hydroelectricity
- Vehicles
- Home Appliances
- Definition and Units
Complete Mind Map of Energy Chapter
The map in words
- Energy
- Definition
- Capacity to do Work
- Symbol E
- Units
- Joule J SI Unit
- Calorie cal
- Kilocalorie kcal
- Forms of Energy
- Mechanical
- Potential Energy PE
- Kinetic Energy KE
- Heat Energy
- Light Energy
- Chemical Energy
- Sound Energy
- Magnetic Energy
- Electrical Energy
- Atomic Nuclear Energy
- Mechanical
- Mechanical Energy
- Potential Energy
- Due to rest or position
- Factors Mass and Height
- Types Gravitational and Elastic
- Kinetic Energy
- Due to motion
- Factors Mass and Speed
- Potential Energy
- Transformation
- One form to another
- Examples Fan Motor Bulb
- Conservation Law
- Energy neither created nor destroyed
- PE plus KE equals constant
- Total input equals total output
- Hydroelectricity
- PE of water at height
- KE of falling water
- Mechanical energy turbine
- Electrical energy generator
- Definition
Chapter 3 Energy — Complete Mind Map
The map in words
- Energy
- Definition
- Capacity to do Work
- Unit is Joule J
- 1 cal = 4.2 J
- Forms of Energy
- Mechanical
- Potential Energy
- Kinetic Energy
- Heat Energy
- Coal Wood Oil Gas
- Steam Engine 1765
- Light Energy
- Photosynthesis
- Solar Energy
- Chemical Energy
- Fuels Petrol Diesel
- Food we eat
- Sound Energy
- Vibrating Bodies
- 20 to 20000 Hz
- Magnetic Energy
- Magnets attract iron
- Electromagnets
- Electrical Energy
- Batteries Generators
- Powers appliances
- Atomic Energy
- Fission splitting
- Fusion combining
- Mechanical
- Mechanical Energy
- Potential Energy PE
- Due to rest or position
- Factors Mass and Height
- Examples
- Raised hammer
- Compressed spring
- Wound up spring
- Water in dam
- Kinetic Energy KE
- Due to motion
- Factors Mass and Speed
- Examples
- Rolling ball
- Falling stone
- Moving bullet
- Flowing water
- Potential Energy PE
- Energy Transformations
- PE converts to KE
- Falling hammer
- Stretched bow
- Compressed spring
- Common Devices
- Dry cell Chemical to Electrical
- Bulb Electrical to Heat and Light
- Generator Mechanical to Electrical
- Microphone Sound to Electrical
- Loudspeaker Electrical to Sound
- Solar cell Light to Electrical
- PE converts to KE
- Conservation of Energy
- Energy not created or destroyed
- Only changes form
- PE plus KE equals Constant
- Roller Coaster example
- Falling Ball example
- Hydroelectricity
- PE of dam water
- KE of falling water
- KE of turbine
- Electrical energy
- Definition
Energy
The map in words
- Energy
- Definition of energy
- Work
- Units of energy
- Forms of energy
- Mechanical energy
- Potential energy
- Kinetic energy
- Conversion of potential energy into kinetic energy
Explore these maps interactively
Explore DiagramsFrequently Asked Questions
What are the important topics in Energy for ICSE Class 7 Physics?
Key topics in Energy include Work, Energy, and Units, Forms of Energy, Mechanical Energy: Potential and Kinetic, Conversion of Energy. Study these first, then practise questions on each for Class 7 exams.
What do the concept maps for Energy show?
The 4 maps show how the ideas in Energy connect: Energy Concept Hierarchy and Overview; Complete Mind Map of Energy Chapter. Each map is also written out as an outline on this page.
How should I revise Energy for Class 7 exams?
Learn the core ideas first, then work through the 45 practice questions on 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.
More resources for Energy
Practice Quiz
Test yourself with a quick quiz
Important Questions
Exam-style questions with answers
Revision Notes
Key points for last-minute revision
Formula Sheet
The chapter's formulas in one place
Chapter Summary
Understand the chapter at a glance
Study Plan
Step-by-step plan for this chapter
Flashcards
Quick-fire cards for active recall
Syllabus
What topics to cover
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