CBSE Class 9 Science, Chapter 13: Earth as a System: Energy, Matter, and Life
NCERT Exploration, pages 252–272. 16 topics, about 7 days of study at 20 to 30 minutes a day.
Topics in this chapter, with textbook pages
- Introductionpages 252–253
- 13.1Uneven Heating of the Earthpages 253–256
- 13.1.1Interaction of solar radiation on the Earth’s surfacepages 256–257
- 13.1.2Latitude and Earth’s shapepage 257
- 13.1.3Role of the atmospherepages 257–259
- 13.2Uneven Heating Causes Wind and Ocean Currentspage 259
- 13.2.1Local windspage 259
- 13.2.2Planetary windspage 260
- 13.2.3Ocean currentspages 260–261
- 13.3Biogeochemical Cyclespage 262
- 13.3.1Water cyclepages 262–263
- 13.3.3Nitrogen cyclepage 264
- 13.3.4Oxygen cyclepages 264–265
- 13.4Human Impact on Earth’s Processespages 265–266
- At a Glancepage 266
- Revise, Reflect, Refinepages 267–271
Teach this chapter at home
- A day-by-day plan with the exact textbook pages for each day.
- A step-by-step script for each day, so you know what to say and ask, written from the NCERT chapter.
- A quiz at the end and a written task you can check with a photo of the notebook.
Textbook pages follow the 2026-27 NCERT print and can differ by a page or two in older prints. Adhian Gurus is not affiliated with NCERT or CBSE.