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Science
Class 8

CBSE · Class 8 · Science

Exploring the Investigative World of Science

Chapter 1CuriosityNCERT · Classes I–VIII · current textbook editions

2 worlds for this chapter.

Topics

Scientific investigation
- Developing a testable question
- Evidence and explanation
- Comparing possible answers
- Revising a conclusion after an investigation

Learning objectives

Propose an investigation that can provide evidence for an explanation.

Worlds

Places to explore freely · 2 worlds

WorldAgriculture & CropsRun a hectare a day at a time with only a three-day forecast: sow on the rain, bank the water, split the nitrogen before the rains leach it, weed in the critical weeks, count pests and their enemies before you spray, cut before the shower, keep the soil over three seasons, live ten monsoons at once, and make a season pay — every loss measured by replaying your own season without it
WorldWeather & ClimateReal instruments on real mornings of 2025: read the screen, the barometer, the gauge — then forecast tomorrow and be scored by what came

Practice

Questions for Class 8 Science, with worked answers, on screen or as a printed paper.

Open the question bank

Next chapterThe Invisible Living World: Beyond Our Naked Eye