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Chapter 2 of 33
Formula Sheet

Formation of the Earth — Formula Sheet

ICSE · Class 11 · Geography

2 formulas from Formation of the Earth (ICSE Class 11 Geography) on one page, grouped by topic. Part of the ICSE Class 11 Geography syllabus.

65 questions35 flashcards2 formulas & key relations5 concepts

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2 Entries · 1 Section

Formulas and Key Relations

Age of the Earth

The age of the earth = The thickness of sediment / The annual rate of deposit in of the sediment

The age of the oceans = Total oceanic salt / Annual rate of oceanic salinity

Full sheet with units and worked examples

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Frequently Asked Questions

What are the important topics in Formation of the Earth for ICSE Class 11 Geography?
Key topics in Formation of the Earth include Age of the Earth, Tidal Force Method, Methods Based on Rocks and Oceans, Radioactivity Method. Study these first, then practise questions on each for Class 11 exams.
How many formulas are in Formation of the Earth?
This sheet lists 2 formulas from Formation of the Earth, grouped by topic. Learn what each symbol stands for so you can apply the formula, not just recall it.
How should I revise Formation of the Earth for Class 11 exams?
Learn the core ideas first, then work through the 65 practice questions on Formation of the Earth. 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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