Class 7 NCERT Science Chapter Names (Curiosity)
Chapter 1: The Ever-Evolving World of Science
Chapter 2: Exploring Substances: Acidic, Basic, and Neutral
Chapter 3: Electricity: Circuits and Their Components
Chapter 4: The World of Metals and Non-metals
Chapter 5: Changes Around Us: Physical and Chemical
Chapter 6: Adolescence: A Stage of Growth and Change
Chapter 7: Heat Transfer in Nature
Chapter 8: Measurement of Time and Motion
Chapter 9: Life Processes in Animals
Chapter 10: Life Processes in Plants
Chapter 11: Light: Shadows and Reflections
Chapter 12: Earth, Moon, and the Sun
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 1 – The Ever-Evolving World of Science
- What is science? – meaning and scope
- Role of curiosity, observation, and experimentation in science
- Contributions of ancient civilizations to science (India, China, Mesopotamia, Greece, etc.)
- Development of scientific ideas over time
- Discovery and invention – difference and examples
- Role of great scientists and inventors in shaping modern science
- Importance of questioning, critical thinking, and evidence in science
- How scientific knowledge evolves with new observations and experiments
- Application of science in daily life
- Interdisciplinary nature of science (linking physics, chemistry, biology, mathematics, technology)
- Ethics and responsibility in the use of science
- Future of science and technology – possibilities and challenges
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 2 – Exploring Substances: Acidic, Basic, and Neutral
- Introduction to different types of substances around us
- Acids – definition, natural sources, common examples
- Bases – definition, natural sources, common examples
- Neutral substances – meaning and examples
- Indicators and their role in identifying acids and bases
- Natural indicators (litmus, turmeric, china rose, etc.)
- Neutralisation reaction – concept and examples
- Everyday life examples of acids, bases, and neutralisation
- Importance of acids and bases in food, health, and environment
- Safety precautions in handling acids and bases
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 3 – Electricity: Circuits and Their Components
- Introduction to electricity in daily life
- Electric current – concept and flow of charges
- Electric cell – structure and working
- Battery – combination of cells
- Electric circuit – open and closed circuits
- Conductors and insulators – examples and uses
- Symbols of common electrical components (cell, battery, bulb, switch, wire, resistor)
- Circuit diagrams – drawing and interpretation
- Series and parallel connections (cells and bulbs)
- Effects of electric current (light, heat, magnetic effect)
- Safety measures while using electricity
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 4 – The World of Metals and Non-metals
- Introduction to metals and non-metals
- Physical properties of metals (lustre, malleability, ductility, conductivity, hardness, etc.)
- Physical properties of non-metals (brittleness, dull appearance, poor conductivity, etc.)
- Chemical properties of metals and non-metals
- Reaction with oxygen
- Reaction with water
- Reaction with acids
- Uses of metals in daily life (cooking, construction, wires, machinery, etc.)
- Uses of non-metals (oxygen, nitrogen, sulphur, chlorine, etc.)
- Differences between metals and non-metals (comparison table)
- Introduction to metalloids (basic idea with examples)
- Importance of metals and non-metals in human life and industry
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 5 – Changes Around Us: Physical and Chemical
- Introduction to changes in our surroundings
- Physical changes – definition and examples (melting, boiling, dissolving, cutting, etc.)
- Characteristics of physical changes (no new substance formed, reversible, etc.)
- Chemical changes – definition and examples (rusting, burning, digestion, etc.)
- Characteristics of chemical changes (new substance formed, usually irreversible, etc.)
- Difference between physical and chemical changes
- Rusting of iron – conditions, prevention methods (painting, oiling, galvanisation)
- Importance of changes in daily life (cooking, fermentation, respiration, etc.)
- Simple activities/experiments to observe physical and chemical changes
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 6 – Adolescence: A Stage of Growth and Change
- Introduction to adolescence (age group and importance)
- Physical changes during adolescence
- Increase in height
- Change in body shape
- Development of muscles and bones
- Secondary sexual characteristics
- Voice change, facial hair, body hair, etc.
- Hormones and their role in growth and development
- Emotional and psychological changes during adolescence
- Personal hygiene and health during adolescence
- Balanced diet and nutrition needs for teenagers
- Social changes and responsibilities of adolescents
- Myths and misconceptions about adolescence
- Importance of self-confidence, self-discipline, and positive attitude
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 7 – Heat Transfer in Nature
- Concept of heat and temperature
- Measurement of temperature (thermometers)
- Heat transfer – modes of transfer
- Conduction
- Convection
- Radiation
- Conduction in solids (examples: cooking utensils, metals)
- Convection in liquids and gases (sea breeze, land breeze)
- Radiation – heat transfer without medium (sunlight, fire)
- Good and bad conductors of heat
- Role of heat transfer in daily life and nature
- Applications of heat transfer (thermos flask, cooking, heating, cooling)
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 8 – Measurement of Time and Motion
- Need for measurement of time and motion
- Ancient methods of measuring time (sundials, water clocks, sand clocks)
- Modern clocks and watches
- Units of time (seconds, minutes, hours, days, years)
- Periodic motion as the basis of time measurement
- Standard units of motion (distance, speed, time)
- Concept of uniform and non-uniform motion
- Measurement of speed (speed = distance ÷ time)
- Distance–time graphs (interpretation and drawing)
- Applications of time and motion measurement in daily life
Topics covered in Class 7 NCERT Science (Curiosity) Chapter 9 – Life Processes in Animals
- Introduction to life processes in animals
- Nutrition in animals
- Different modes of feeding
- Digestive system and process of digestion
- Respiration in animals
- Aerobic and anaerobic respiration
- Respiratory organs in different animals (lungs, gills, skin, tracheae)
- Circulation in animals
- Blood, heart, and blood vessels
- Transport of oxygen, nutrients, and wastes
- Excretion in animals
- Organs of excretion
- Removal of wastes from the body
- Nervous system and coordination
- Brain, spinal cord, and nerves
- Reproduction in animals (brief introduction)
- Importance of life processes for survival
Topics of Class 7 NCERT Science (Curiosity) Chapter 10 – Life Processes in Plants
- Introduction to life processes in plants
- Nutrition in plants (photosynthesis)
- Respiration in plants
- Transport in plants (xylem and phloem)
- Excretion in plants
- Reproduction in plants
- Importance of life processes in plants
Topics of Class 7 NCERT Science (Curiosity) Chapter 11 – Light: Shadows and Reflections
- Properties of light
- Transparent, translucent, and opaque objects
- Formation of shadows
- Characteristics of shadows
- Pinhole camera and its working
- Reflection of light
- Laws of reflection (brief introduction)
- Regular and diffused reflection
- Formation of images by a plane mirror
- Uses of reflection in daily life
Topics of Class 7 NCERT Science (Curiosity) Chapter 12 – Earth, Moon, and the Sun
- The Earth: shape, rotation, and revolution
- The Moon: phases, surface features, importance
- The Sun: role as the primary source of energy
- Eclipses – solar and lunar
- Tides and their relation to the Moon and Sun
- Differences between stars, planets, and satellites
- Importance of the Earth–Moon–Sun system in daily life (day–night, seasons, calendars)
- Space exploration related to Earth, Moon, and Sun