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Chapter 3 of 18
Concept Maps

Rotation and Revolution — Concept Maps

ICSE · Class 9 · Geography

4 concept maps of Rotation and Revolution for ICSE Class 9 Geography, each also written out as a text outline. Part of the ICSE Class 9 Geography syllabus.

53 questions34 flashcards8 formulas & key relations5 concepts

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A diagram illustrating Earth's rotation on its axis, showing the illuminated half (day) facing the Sun and the shadowed half (night) away from the Sun, with the 'Circle of Illumination' clearly marked
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4 Concept Maps

Earth's Movements and Their Effects

Earth's Movements and Their Effects

The map in words

  • Earth Movements
    • Rotation
      • Day Night Cycle
        • Circle of Illumination
        • 24 Hour Period
      • Coriolis Effect
        • Wind Deflection
        • Ocean Currents
        • Cyclone Formation
      • Centrifugal Force
        • Equatorial Bulge
        • Oblate Shape
    • Revolution
      • Seasonal Changes
        • Summer Solstice
        • Winter Solstice
        • Spring Equinox
        • Autumn Equinox
      • Varying Day Length
        • Polar Regions
        • Tropical Regions
      • Solar Angle Changes
        • Direct Rays
        • Oblique Rays

Earth's Motions and Effects - Complete Overview

Earth's Motions and Effects - Complete Overview

The map in words

  • Earth's Motions
    • Rotation
      • 24 hours period
      • West to East direction
      • Day and Night
      • Coriolis Effect
      • Centrifugal Force
      • Tidal Patterns
    • Revolution
      • 365.25 days period
      • Elliptical orbit
      • Perihelion January
      • Aphelion July
      • Seasonal Changes
      • Variable day length
    • Axial Tilt
      • 23.5 degree angle
      • Fixed orientation
      • Cause of seasons
      • Tropic formation
      • Polar phenomena
      • Solstices and Equinoxes

Earth's Movements and Their Effects

Earth's Movements and Their Effects

The map in words

  • Earth Movements
    • Rotation
      • West to East
      • 24 hours
      • Day Night Cycle
      • Coriolis Effect
        • Wind Deflection
        • Ocean Currents
        • Storm Rotation
      • Centrifugal Force
        • Equatorial Bulge
        • Polar Flattening
      • Apparent Sun Movement
        • Sunrise East
        • Sunset West
    • Revolution
      • Around Sun
      • 365.25 days
      • Elliptical Orbit
        • Perihelion Jan 3
        • Aphelion July 4
      • Seasonal Changes
        • Solstices
          • Summer June 21
          • Winter Dec 22
        • Equinoxes
          • Spring Mar 21
          • Autumn Sep 23
      • Day Length Variation
        • Latitude Effect
        • Polar Extremes

The Earth’s two main motions and their effects on day and night, seasons, and related phenomena

The Earth’s two main motions and their effects on day and night, seasons, and related phenomena

The map in words

  • The Earth’s two main motions and their effects on day and night, seasons, and related phenomena
    • Rotation
    • Revolution
    • Axial inclination
    • Sun and Earth relationship
    • Circle of Illumination
    • Coriolis Effect
    • Centrifugal Force
    • Tides

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Frequently Asked Questions

What are the important topics in Rotation and Revolution for ICSE Class 9 Geography?
Key topics in Rotation and Revolution include Movements of the Earth, Rotation and the Cycle of Day and Night, Effects of Rotation, Revolution, Distance from the Sun, and Speed. Study these first, then practise questions on each for Class 9 exams.
What do the concept maps for Rotation and Revolution show?
The 4 maps show how the ideas in Rotation and Revolution connect: Earth's Movements and Their Effects; Earth's Motions and Effects - Complete Overview. Each map is also written out as an outline on this page.
How should I revise Rotation and Revolution for Class 9 exams?
Learn the core ideas first, then work through the 53 practice questions on Rotation and Revolution. 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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