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Class 7 Science — Curiosity

Curiosity is the NCERT-prescribed textbook for Class 7 Science in the CBSE curriculum. It contains 12 chapters covering the complete syllabus. BrainWeave offers free AI-powered solutions for every chapter — ask any question by voice or text, in Hindi or English, and get a personalized step-by-step explanation.

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What you'll study in Curiosity

Across 12 chapters, Class 7 Science introduces key concepts including The Process of Science, The Role of Curiosity in Scientific Exploration, The Art of Asking Scientific Questions, Learning from Observation, Acid-Base Indicators, Litmus as a Natural Indicator, Identifying Acidic Substances, Identifying Basic Substances, The Electric Cell and its Terminals, What is a Battery?, Components of an Electric Lamp, The Electric Circuit, and more. Every chapter below has its own page with a full topic breakdown, practice questions, fun facts, and a free AI tutor that explains each concept in Hindi or English, by voice or text.

All Chapters

Chapter 1
Chapter 1: The Ever-EvolvingWorld of Science
The Process of Science · The Role of Curiosity in Scientific Exploration · The Art of Asking Scientific Questions · Learning from Observation
6 topics • Free AI tutor →
Chapter 2
Chapter 2: Exploring Substances: Acidic, Basic, and Neutral
Acid-Base Indicators · Litmus as a Natural Indicator · Identifying Acidic Substances · Identifying Basic Substances
8 topics • Free AI tutor →
Chapter 3
Chapter 3: Electricity: Circuits and their Components
The Electric Cell and its Terminals · What is a Battery? · Components of an Electric Lamp · The Electric Circuit
6 topics • Free AI tutor →
Chapter 4
Chapter 4: The World of Metals and Non-metals
Physical Properties: Lustre and Hardness · Malleability · Ductility · Sonority
7 topics • Free AI tutor →
Chapter 5
Chapter 5: Changes Around Us: Physical and Chemical
Physical Changes · Chemical Changes · Rusting of Iron · Combustion
8 topics • Free AI tutor →
Chapter 6
Chapter 6: A Stage of Growth and Change
Understanding Adolescence · Physical Changes During Adolescence · Puberty and Secondary Sexual Characteristics · The Menstrual Cycle
6 topics • Free AI tutor →
Chapter 7
Chapter 7: Heat Transfer in Nature
Heat Transfer by Conduction · Conductors and Insulators · Practical Applications of Insulators · Heat Transfer by Convection
7 topics • Free AI tutor →
Chapter 8
Chapter 8: Measurement of Time and Motion
Ancient Timekeeping Devices · The Simple Pendulum and Oscillatory Motion · Oscillation and Time Period · Galileo's Contribution to Timekeeping
8 topics • Free AI tutor →
Chapter 9
Chapter 9: Life Processes in Animals
Human Digestive System Overview · Digestion in the Mouth · Digestion in the Stomach and Small Intestine · Absorption and Assimilation
9 topics • Free AI tutor →
Chapter 10
Chapter 10: Life Processes in Plants
Essential Requirements for Plant Growth · Leaves as 'Food Factories' · Starch as the Food Produced by Plants · The Iodine Test for Starch
6 topics • Free AI tutor →
Chapter 11
Chapter 11: Light: Shadows and Reflections
Luminous and Non-Luminous Objects · Sources of Light · Rectilinear Propagation of Light · Transparent, Translucent, and Opaque Materials
7 topics • Free AI tutor →
Chapter 12
Chapter 12: Earth, Moon, and the Sun
Apparent Motion of the Sun · Earth's Rotation · Direction and Period of Rotation · The Day and Night Cycle
6 topics • Free AI tutor →

Frequently Asked Questions

How many chapters are in Class 7 Science?

Curiosity for Class 7 Science has 12 chapters. All are covered by BrainWeave's free AI tutor.

Is BrainWeave's Class 7 Science content free?

Yes. The free Spark plan covers all chapters with daily message limits suitable for homework. Premium features unlock with your own free Gemini API key.

Can I ask Science questions in Hindi?

Yes — both voice and text chat support Hindi, English, and Hinglish.

Are these solutions aligned with the latest CBSE syllabus?

Yes, BrainWeave follows the current NCERT syllabus and is updated as the syllabus changes.

Need help with a specific chapter?

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