CBSE · Class 9 · Science

Earth as a System: Energy, Matter and Life

Chapter 13Earth as a SystemCBSE / NCERT · Secondary & Senior Secondary

1 world · 1 lab for this chapter.

Topics

Earth systems
- Earth’s interacting spheres
- Solar radiation and differential heating
- Water, carbon, nitrogen and oxygen cycles
- Human impacts on Earth systems

Explain how solar energy and a biogeochemical cycle connect living and non-living Earth systems.

Places to explore freely · 1 world

Built for this chapter · 1 lab

Questions for Class 9 Science, with worked answers, on screen or as a printed paper.

CBSE · Class 9 · Science

Chapter 13Earth as a SystemCBSE / NCERT · Secondary & Senior Secondary

1 world · 1 lab for this chapter.

Earth systems
- Earth’s interacting spheres
- Solar radiation and differential heating
- Water, carbon, nitrogen and oxygen cycles
- Human impacts on Earth systems

Explain how solar energy and a biogeochemical cycle connect living and non-living Earth systems.

Places to explore freely · 1 world

Built for this chapter · 1 lab

Questions for Class 9 Science, with worked answers, on screen or as a printed paper.