Class 7 CBSE Science (Hindi)

Description

Animated Videos for Class 7 CBSE Science – Engaging Learning Experience

Science is a fascinating subject, and animated videos make learning even more enjoyable and effective. Our high-quality, engaging animated videos for Class 7 CBSE Science (English) cover all important topics comprehensively. These animations simplify complex concepts, making them easy to understand and retain for students. Below is a detailed description of the topics covered in our animated videos:

1. Fibre to Fabric – Wool

• Introduction to wool and its sources.
• Process of obtaining wool from sheep, goats, and other animals.
• Steps involved in wool production: shearing, scouring, sorting, dyeing, and spinning.
• Uses of wool in daily life.

2. Indicators

• Definition and types of indicators.
• Natural indicators: Litmus, turmeric, red cabbage, etc.
• Synthetic indicators: Phenolphthalein, methyl orange.
• Acid-base reactions with indicators.

3. Heat Effects and Modes of Transfer

• Effects of heat on different materials.
• Expansion and contraction due to heat.
• Conduction, convection, and radiation.
• Applications of heat transfer in daily life.

4. Respiration in Organisms

• Introduction to respiration and its importance.
• Types of respiration: aerobic and anaerobic.
• Process of breathing in humans and animals.
• Cellular respiration and energy production.

5. Forest – Our Lifeline

• Importance of forests for biodiversity and climate.
• Layers of forests and their characteristics.
• Deforestation and its impact.
• Conservation of forests.

6. Heating Effect of Electric Current

• Concept of heating effect of electric current.
• Joule’s law of heating.
• Applications: Electric bulbs, heaters, and fuses.
• Safety measures and precautions.

7. Magnetic Effect of Current

• Discovery of electromagnetism.
• Magnetic field around a current-carrying conductor.
• Right-hand thumb rule.
• Applications of electromagnetism in daily life.

8. Transportation in Plants

• Transport of water, minerals, and nutrients.
• Xylem and phloem – conducting tissues.
• Transpiration and its significance.
• Mechanism of water transport in plants.

9. Heat

• Concept of heat and temperature.
• Measurement of heat using thermometers.
• Differences between heat and temperature.
• Effects of heat on solids, liquids, and gases.

10. Water Management

• Importance of water conservation.
• Methods of water management: rainwater harvesting, watershed management.
• Causes and effects of water scarcity.
• Role of humans in sustainable water use.

11. Adaptations of Animals to Climate

• Different climatic zones and their impact on animals.
• Structural, physiological, and behavioral adaptations.
• Adaptations of animals in polar, desert, and aquatic regions.

12. Motion and Time

• Concept of motion and types: uniform and non-uniform motion.
• Speed, velocity, and acceleration.
• Measurement of time and motion.
• Graphical representation of motion.

13. Nutrition in Animals

• Modes of nutrition in animals.
• Digestive system in humans and its functions.
• Digestion in grass-eating animals.
• Importance of a balanced diet.

14. Weather and Climate

• Difference between weather and climate.
• Factors affecting climate.
• Role of sun in weather changes.
• Adaptations of organisms to different climatic conditions.

15. Simple Pendulum

• Definition and structure of a simple pendulum.
• Time period and frequency of oscillations.
• Factors affecting the time period.
• Applications of pendulums in daily life.

16. Fibre to Fabric – Silk

• Introduction to silk and its sources.
• Life cycle of the silkworm.
• Process of obtaining silk: sericulture.
• Uses and importance of silk fabric.

17. Nutrition in Plants

• Modes of nutrition in plants: autotrophic and heterotrophic.
• Photosynthesis – process and importance.
• Factors affecting photosynthesis.
• Parasitic and insectivorous plants.

18. Transportation in Animals

• Circulatory system in humans.
• Blood, blood vessels, and heart.
• Excretory system and its role in maintaining health.
• Transport of oxygen, nutrients, and waste in animals.

19. Physical Changes

• Definition and characteristics of physical changes.
• Examples: melting, freezing, evaporation, condensation.
• Differences between physical and chemical changes.
• Reversibility of physical changes.

20. Types of Respiration

• Aerobic and anaerobic respiration.
• Mechanism of respiration in different organisms.
• Role of mitochondria in respiration.
• Comparison of respiration in plants and animals.

21. Water – A Precious Resource

• Importance of water for life.
• Sources of water and their conservation.
• Effects of water pollution.
• Sustainable practices for water conservation.

Acids, Bases, and Salts

• Acids: Sour in taste, turn blue litmus red, found in lemon, vinegar.
• Bases: Bitter in taste, slippery, turn red litmus blue, found in soap, baking soda.
• Indicators: Substances like litmus, turmeric, and phenolphthalein used to test acids and bases.
• Neutralization: Reaction between an acid and a base to form salt and water.
• Salts: Formed from neutralization, used in food, chemicals, and industry.

Fibre to Fabric – Silk

• Silk Source: Obtained from silkworms, mainly cultivated in sericulture.
• Life Cycle of Silkworm: Egg → Larva (Caterpillar) → Pupa → Adult Moth.
• Silk Production: Rearing of silkworms, collecting cocoons, extracting silk fibers.
• Processing of Silk: Reeling, spinning, weaving into fabric.
• Uses of Silk: Expensive and luxurious fabric used in clothing and accessories.

Our animated videos bring science to life with engaging visuals, real-life examples, and interactive explanations. These videos are designed to enhance students’ understanding and retention of scientific concepts while making learning fun and interactive.

Explore our Class 7 CBSE Science animated videos today and revolutionize your learning experience!