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Chapter 18 of 33
Study Plan

Insolation and Temperature — Study Plan

ICSE · Class 11 · Geography

A step-by-step study plan for Insolation and Temperature, ICSE Class 11 Geography: what to learn first, what to practise and when to revise.

65 questions40 flashcards5 concepts

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Study Plan

1
Day 1–2

Learn the Theory

Read the textbook chapter carefully. Note down definitions, formulas and key ideas. Focus on: 1. Solar Radiation and Insolation, 2. Heat Budget of the Earth, 3. Factors Controlling Insolation.

2
Day 3

Practise

Solve the textbook exercises and extra practice questions. There are 65 questions available for this chapter.

3
Day 4

Revise & Test

Revise key points without looking at your notes. Take a practice quiz and mark weak areas for another pass.

4
Day 7

Spaced Revision

Come back to Insolation and Temperature after a week. Use flashcards for quick recall and try past exam questions on this chapter.

What to Focus On

  • Sun's surface temperature is 6000°C.
  • Earth receives only one in two billion parts of total solar radiation.
  • Solar radiation travels at nearly 3 lakh km per second.
  • Heat budget means balance between incoming and outgoing radiation.
  • Of 100 units, 51 reach Earth and 49 are reflected.
  • Albedo is the reflected part of solar radiation.
  • Surplus energy exists up to 38° N and S.
  • Deficit energy exists beyond 38° N and S.
  • Heat is transferred from lower to higher latitudes.

Common Mistakes to Avoid

Insolation and temperature mean the same thing.

The atmosphere is heated mainly by direct solar radiation from the Sun.

Conduction is the main way the atmosphere gets heated.

Memory Tips

Definition of insolation

Solar radiation reaches Earth in a very small amount

Sun's surface temperature and nature

Speed of solar radiation and Earth-sun distance

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Frequently Asked Questions

What are the important topics in Insolation and Temperature for ICSE Class 11 Geography?
Key topics in Insolation and Temperature include Solar Radiation and Insolation, Heat Budget of the Earth, Factors Controlling Insolation, Heating and Cooling of the Atmosphere. Study these first, then practise questions on each for Class 11 exams.
How should I revise Insolation and Temperature for Class 11 exams?
Learn the core ideas first, then work through the 65 practice questions on Insolation and Temperature. 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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