General Science | Class 4

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    Chapter 1 Life Processes of Plants and Animals ( 5 videos)

      1.1: Characteristics of Living Things
      Living and Non-Living Things
    1. Living and Non-Living Things
      2. Characteristics of Living Things
    2. Characteristics of Living Things
      1.2: Living Things Need Energy
      How Plants Make Food
    1. How Plants Make Food
      2. What do animals eat?
    2. What do animals eat?
      1.3: Needs of Plants for Life
      Factors Necessary for Both Animals and Plants Survival
    1. Factors Necessary for Both Animals and Plants Survival

    Chapter 2 Plants-Structure and Function ( 15 videos)

      2.1: Classification of Plants
      Flowering and Non-flowering Plants
    1. Flowering and Non-flowering Plants
      2. Monocot and Dicot Plants
    2. Monocot and Dicot Plants
      2.2: Parts of Flowering Plants and their Functions
      Parts of a Plants
    1. Parts of a Plants
      2.3: Transportation of Water in Plants
      Transport In Plants
    1. Transport In Plants
      155 views
      2.4: Structure of a Flower
      Structure of a Flower
    1. Structure of a Flower
      2.5: Pollination and its Types
      Pollination and its Types
    1. Pollination and its Types
      2.6: Sexual Reproduction in Plants
      Production of New Flowering Plants
    1. Production of New Flowering Plants
      2.7: Structure of Seed
      Structure of Seed
    1. Structure of Seed
      2. Structure of French Bean Seed
    2. Structure of French Bean Seed
      2.8: Seed Dispersal
      Dispersal of Seeds
    1. Dispersal of Seeds
      2.9: Seed Germination
      Seed Germination and It's Necessary Conditions
    1. Seed Germination and It's Necessary Conditions
      2. Necessary Conditions for Seed Germination
    2. Necessary Conditions for Seed Germination
      2.10: Stages in the Life Cycle of a Flowering Plant
      Life Cycle of a Plant
    1. Life Cycle of a Plant
      2.11: Plants are Vital to Sustain Life on Earth
      Importance of Plants
    1. Importance of Plants
      2.12: Professions Associated with Plants
      Professions (farmer, carpenter etc.-pictures/names)
    1. Professions (farmer, carpenter etc.-pictures/names)
      201 views

    Chapter 3 Animals-Structure and Function ( 17 videos)

      3.1: Classification and Characteristics of Animals
      Vertebrates
    1. Vertebrates
      2. Invertebrates
    2. Invertebrates
      3.2: Classification of Vertebrates
      Classifying Vertebrates (Fishes)
    1. Classifying Vertebrates (Fishes)
      2. Class of Vertebrates (Amphibians)
    2. Class of Vertebrates (Amphibians)
      3. Class of Vertebrates (Reptiles)
    3. Class of Vertebrates (Reptiles)
      4. Birds (Class of Vertebrates)
    4. Birds (Class of Vertebrates)
      5. Classifying Vertebrates (Mammals)
    5. Classifying Vertebrates (Mammals)
      3.3: Classification of Invertebrates
      Invertebrates (Molluscs, Echinoderm, Sponges)
    1. Invertebrates (Molluscs, Echinoderm, Sponges)
      2. Invertebrates (Worms and Arthropods)
    2. Invertebrates (Worms and Arthropods)
      3.4: Skeleton
      Our Skeletal System
    1. Our Skeletal System
      3.5: Important Functions of Skeleton
      Our Skeletal System
    1. Our Skeletal System
      3.6: Human Digestive System
      Digestive System
    1. Digestive System
      2514 views
      2. Digestion in Stomach
    2. Digestion in Stomach
      430 views
      3. Small And Large Intestine
    3. Small And Large Intestine
      440 views
      3.7: Tooth Decay and Gum Diseases
      Teeth
    1. Teeth
      3.8: Many Vertebrates Have a Digestive System Similar to Humans
      Digestive System of Human
    1. Digestive System of Human
      5734 views
      3.9: The First Aid Box
      Important Components of First Aid Box
    1. Important Components of First Aid Box

    Chapter 4 Ecosystem-Adaptation ( 7 videos)

      4.1: Ecosystem
      Ecosystem and its Types
    1. Ecosystem and its Types
      4.2: Living Things Respond to Environmental Conditions
      Adaptations to Habitats
    1. Adaptations to Habitats
      4.3: Adaptations of Plants and Animals to Environment
      Adaptations to Habitats in Fish and Polar Bear
    1. Adaptations to Habitats in Fish and Polar Bear
      2. Adaptations of Barrel Cacti, Lotus and Pine Trees
    2. Adaptations of Barrel Cacti, Lotus and Pine Trees
      3. Adaptations of Animals To Live In A Habitat (Continued)
    3. Adaptations of Animals To Live In A Habitat (Continued)
      50 views
      4.4: Effects of Human Activities on Habitat
      Wasting Water and Land
    1. Wasting Water and Land
      4.5: Changes in a Habitat Affect the Organisms Living There
      Effects of Burning Fossil Fuels and Releasing Greenhouse Gases
    1. Effects of Burning Fossil Fuels and Releasing Greenhouse Gases

    Chapter 5 Matter and Its Characteristics ( 12 videos)

      5.1: States of Matter and Its Characteristics
      Matter and Its States
    1. Matter and Its States
      5.2: Conditions That Cause Matter To Change States
      Melting: Change of Solid Into Liquid
    1. Melting: Change of Solid Into Liquid
      2. Freezing: Change of Liquid Into Solid
    2. Freezing: Change of Liquid Into Solid
      3. Boiling: Change of Liquid Into Gas
    3. Boiling: Change of Liquid Into Gas
      5.3: Classification of Objects on the Basis of Physical Properties
      Comparison of Objects on the Basis of Physical properties
    1. Comparison of Objects on the Basis of Physical properties
      5.4: States of Matter and Arrangement of Particles
      Properties of Solids and their Particle Arrangements
    1. Properties of Solids and their Particle Arrangements
      2. Properties of Liquids and their Particle Arrangement
    2. Properties of Liquids and their Particle Arrangement
      3. Properties of Gases and their Particle Arrangement
    3. Properties of Gases and their Particle Arrangement
      4. Conductors and Insulators
    4. Conductors and Insulators
      5.5: Physical Properties of Metals
      Metals and their Properties
    1. Metals and their Properties
      2. Properties of Metals
    2. Properties of Metals
      5.6: Metals As Conductors
      Properties of Metals
    1. Properties of Metals

    Chapter 6 Forms of Energy and Energy Transfer ( 17 videos)

      6.1: Energy and Its Forms
      Energy and its Needs
    1. Energy and its Needs
      2. Forms of Energy
    2. Forms of Energy
      3. Sources of Energy
    3. Sources of Energy
      4. Electrical energy In A Circuit Can Be Transformed Into Other Forms of Energy
    4. Electrical energy In A Circuit Can Be Transformed Into Other Forms of Energy
      6.2: Light
      Sources and Properties of Light
    1. Sources and Properties of Light
      2. Light Travels in Straight Line
    2. Light Travels in Straight Line
      3. Light and Shadow
    3. Light and Shadow
      4. Reflection of Light
    4. Reflection of Light
      5. Reflection in Water and Mirrors and Formation of Rainbow
    5. Reflection in Water and Mirrors and Formation of Rainbow
      6.3: Sound Energy
      Sounds
    1. Sounds
      2. Production and Propagation of Sound
    2. Production and Propagation of Sound
      3. Pleasant and Unpleasant Sounds
    3. Pleasant and Unpleasant Sounds
      6.4: Heat Energy And Temperature
      Heat and Temperature
    1. Heat and Temperature
      2. Thermometers and Its Types
    2. Thermometers and Its Types
      3. Using Digital and Clinical Thermometer to Measure Body Temperature
    3. Using Digital and Clinical Thermometer to Measure Body Temperature
      4. Electricity and Batteries
    4. Electricity and Batteries
      5. Electric Circuit and Its Components
    5. Electric Circuit and Its Components

    Chapter 7 Force And Simple Machines ( 17 videos)

      7.1: Force
      Force
    1. Force
      7.2: Types of Forces
      Force
    1. Force
      2. Importance of Gravitational Force
    2. Importance of Gravitational Force
      3. Friction
    3. Friction
      4. Advantages of Friction
    4. Advantages of Friction
      5. Disadvantages of Friction
    5. Disadvantages of Friction
      6. Methods to Reduce Friction
    6. Methods to Reduce Friction
      7. Air Resistance
    7. Air Resistance
      8. Magnet
    8. Magnet
      9. Lightning
    9. Lightning
      10. Properties of Charges
    10. Properties of Charges
      7.3: Multiple Forces Acting on an Object
      Force
    1. Force
      2. Balanced and Unbalanced Forces
    2. Balanced and Unbalanced Forces
      7.4: Simple Machine
      Simple Machines
    1. Simple Machines
      2. Lever
    2. Lever
      3. Pulley and Wedge
    3. Pulley and Wedge
      4. Inclined Plane and Gear
    4. Inclined Plane and Gear

    Chapter 8 Earth, Its Resources and Atmosphere ( 10 videos)

      8.1: Earth and Its Physical Characteristics
      Renewable Resources
    1. Renewable Resources
      2. Non-renewable Resources
    2. Non-renewable Resources
      3. What is Air Made of? and What is Space?
    3. What is Air Made of? and What is Space?
      8.2: Distribution of Water on Earth's Surface
      Air and Water
    1. Air and Water
      2. Natural Resources and Their Importance
    2. Natural Resources and Their Importance
      8.3: States of Water and Water Cycle on Earth
      Water Cycle
    1. Water Cycle
      2. Forms of Moisture in the Environment
    2. Forms of Moisture in the Environment
      3. Evaporation: Change of Liquid Into Vapors
    3. Evaporation: Change of Liquid Into Vapors
      4. Condensation: Change of Gas Into Liquid
    4. Condensation: Change of Gas Into Liquid
      5. Separation of Insoluble Solids From Water
    5. Separation of Insoluble Solids From Water

    Chapter 9 Solar System and Our Earth ( 14 videos)

      9.1: The Solar System
      Stars and the Sun
    1. Stars and the Sun
      2. Solar System
    2. Solar System
      9.2: Planetary System
      Planets of Our Solar System
    1. Planets of Our Solar System
      2. Asteroids
    2. Asteroids
      3. Comets
    3. Comets
      9.3: The Moon
      The Moon
    1. The Moon
      2. Movement and Phases of Moon
    2. Movement and Phases of Moon
      3. Movement and Phases of Moon
    3. Movement and Phases of Moon
      9.4: Rotational Movement of the Earth
      Earth's Revolution and Rotation
    1. Earth's Revolution and Rotation
      9.5: Changing Shadows With the Axial Rotation of the Earth
      Size of Shadow With The Position of Sun
    1. Size of Shadow With The Position of Sun
      9.6: Annual Revolution of the Earth Around the Sun
      Seasons in Northern and Southern Hemispheres
    1. Seasons in Northern and Southern Hemispheres
      2. Seasons in Northern and Southern Hemispheres (continued)
    2. Seasons in Northern and Southern Hemispheres (continued)
      9.7: Lunar Eclipse
      Solar and Lunar Eclipses
    1. Solar and Lunar Eclipses
      9.8: Solar Eclipse
      Solar and Lunar Eclipses
    1. Solar and Lunar Eclipses

    Chapter 10 Technology in Everyday Life ( 5 videos)

      10.1: Measuring Body Temperature Using Thermometer
      Using Digital and Clinical Thermometer to Measure Body Temperature
    1. Using Digital and Clinical Thermometer to Measure Body Temperature
      10.2: Checking Blood Pressure
      Digital Blood Pressure Monitor
    1. Digital Blood Pressure Monitor
      10.3: Using of Mobile Phone
      Introduction to Mobile device Communication
    1. Introduction to Mobile device Communication
      143 views
      10.4: Stop Watch
      Measuring Time by Stopwatch
    1. Measuring Time by Stopwatch
      3452 views
      10.5: Digital Balance
      Measurement of Mass and Volume
    1. Measurement of Mass and Volume
      40 views