CBSE Class 8 Science Videos

Types of Crops

Agricultural practices-Various methods of agricultural practices

Irrigation

Irrigation-Definition, Sources, traditional methods of irrigation-moat, cha...

Preparation of Soil

This video explains the methods of soil preparation of ploughing and sowing...

Animal Husbandry

Food from Animals - animal husbandry.

Crop Management

Protection from Weeds - weeds, weedicides; Harvesting - harvesting, threshi...

Food Preservation

Methods of food preservation-chemical method, by salt and sugar, by oil and...

Nitrogen Fixation

Steps involved in nitrogen cycle

Harmful Microorganisms

Harmful Microorganisms

Friendly Microorganisms

Friendly Micro-organisms

Diseases Caused by Bacteria

Diseases: Cause and Control, Diseases Caused by Bacteria

Plastic

This video explains the properties of plastics, its effect on the environme...

Synthetic Fibres

This video explains the characteristics and types of synthetic fibres.

Physical Properties of Metals and Non-metals

This video explains the physical properties of metals and non-metals.

Chemical Properties of Metals and Non-metals - 1

This video explains the reaction of metals and non-metals with oxygen.

Chemical Properties of Metals and Non-metals - 2

This video explains the reaction of metals with cold water and acids.

Displacement Reaction

This video explains the mechanism of the displacement reaction.

Uses of Metals and Non-metals

This video explains the uses of metals and non-metals.

Coal

This video explains the types of coal, formation and importance of coal, de...

Petroleum and Natural Gas

This video explains the formation and uses of petroleum, the properties of ...

Flame

This video explains the structure of a flame.

Combustion

This video explains combustion, its examples and uses.

Fire

This video describes ways to control fire.

Incomplete Combustion and Air

This video explains air pollution caused by incomplete combustion of substa...

Fuels

This video explains the types of fuels, calorific value, the features of an...

Deforestation

Deforestation-Causes, consequences and their conservation, Afforestation

Cell - The Unit of Life

Cell-structure and Function

Human Reproductive System

Structure and function of Male and female reproductive organs.

Fertilisation and Development of Embryo

Types of fertilization and developmement of embryo into an adult

Human Endocrine System

Endocrine glans in humans, Role of hormones in completing life cycle in fro...

Adolescence and Puberty

Adolescence and puberty

Reproductive Health

Changes taking place during puberty.

Sex Determination

Hormones and Reproduction

Pressure

Concept of pressure,its formula & SI units. Pressure exerted by liquids.

Non-contact Forces

Concept of non-contact forces, their characteristics & examples.

Atmospheric Pressure

Concept of atmospheric pressure, its measurement,day-to-day application& in...

Force

Concept of force & study of its effects with examples.

Contact Forces

Contact forces

Friction

Concept of friction,its properties,uses and disadvantages.

Friction

Introduces friction. Identifies its causes and factors that are responsible...

Friction

Friction - Importance and Methods to reduce

Production of Sound

Types of sound waves, their propagation & transmission; Identify factors th...

Properties of Sound Waves

Properties and characteristics of sound.

Propagation of Sound

Describes how sound propagates through any medium

Chemical Effects of Electric Current - 2

Chemical Effect of electric Current

Chemical Effects of Electric Current - 1

Describes what makes few liquids to conduct electricity where as others d...

Types of Charges and their Interaction

Study of transfer of charge & generation of static electricity by induction...

Some Natural Phenomena

Natural Phenomena: Lightning & Earthquakes

Reflection of Light - 2

Explanation of types of reflection with examples.

Reflection of Light - 1

State the two laws of reflection & see it illustrated with examples

Human Eye

Structure and functioning of human eye.

Human Eye - Aid to Visual Impairment

Learn what visual impairment is and the aids which enable those persons to ...

The Solar System

Know about the various planets & their satellites.

Celestial Bodies

Solar system: know its members & their characteristics.

Stars and Constellations

learn about Stars and Constellations like Ursa Major, Pole Star, Orion, s...

The Moon

The moon

Global Warming

This video describes the greenhouse effect and global warming.

This video explains the excessive use of fertilisers and water pollution.

Air Pollution

This video explains the causes and effects of air pollution.

Air Pollution

This video explains acid rain.

Water Pollution

This video explains the causes and adverse effects of water pollution.

Types of Crops

This video discusses the conditions essential for the growth of different t...

Storage of Foodgrains

This video explains the importance of drying of foodgrains before their sto...

Preparation of Soil

This video explains the importance of loosening of soil during soil prepara...

Sowing of Seeds

This video explains the need for irrigating the soil before sowing of seeds...

Preparation of Soil

This video explains how to prepare a dry soil for the cultivation of crops.

Food Preservation

This video explains the importance of food preservation using oil as a pres...

Food Preservation

This video explains the importance of food preservation using salt as a pre...

Role of Microbes in Medicines

This video discusses the consequences of administering polio vaccine to dia...

Role of Microbes in Alcohol Production

This video discusses the fermentation process carried out by yeast during a...

Role of Microbes in Vaccines

This video explains the importance of vaccines in our body.

Synthetic fibres

This video explains about Synthetic fibres

Uses of Nylon

The video discusses the Characteritics and uses of Nylon.

Difference between thermosetting plastic and thermop...

The video discusses difference between thermosetting plastic and thermoplas...

Applications of thermosetting plastics

The video discusses Applications of thermosetting plastics

Uses of plastics

The video discusses uses of plastics.

Physical properties of metals and non-metals

The video discusses the difference in the physical properties of metals and...

Reaction of Metals With Oxygen

The video discusses the Reaction of Metals With Oxygen

Displacement reaction

This video is based on the example of displacement reaction

Displacement reaction

This video is based on the example of displacement reaction

Uses of Metals

This video is based on the Uses of Metals

Advantages of CNG and LPG

The video discusses the advantages of CNG and LPG

Natural resources

The video discusses the exhaustible natural resources like fossil fuels

Formation of petrolium

The video explain the process of the formation of petrolium.

Uses of Petrolium

This video explains uses of Petrolium

Coke

This video explains the characteristics and uses of coke.

Ignition Temperature

This video explain the important concept ignition temperature

Uses of CO2

This video explains how CO2 is able to control fire

Flame

This video explains the different zones of a flame

Advantages of LPG

This video explains how LPG is a better domestic fuel than wood

How Do We Control Fire

This video explains why water is not used to control fires involving electr...

Endangered Species

This video explains the concept of endangered species with the help of an e...

Endemic Species

This video explains the causes for the possible extinction of endemic speci...

Flora and Fauna

This video discusses the effect of a new species on a local species on a fo...

Deforestation and Global Warming

This video explains how deforestation results in global warming.

Soil Erosion

This video discusses about the effect of soil erosion on soil fertility.

Cell Organelles - Chloroplasts

This video explains why chloroplasts are present only in plant cells.

Cell Organelles - Cell Wall

This video explains the importance of cell wall in plant cells.

Cells

This video discusses about dead cells in the body.

Unicellular and Multicellular Organisms

This video brings about a striking difference between unicellular and multi...

Prokaryotic and Eukaryotic Cell

This video helps in the identification of plant and animal cells and prokar...

Test Tube Baby

This video explains the technique of invitro fertilisation.

Fertilisation in Humans

This video discusses about the differences between the nature of gametes an...

Internal and External Fertilisation

This video explains the need for hundreds of eggs in external fertilisation...

Budding in Hydra

This video explains the process of budding in Hydra.

Adolescence and Puberty

This video explains the most important change which occurs at puberty.

Adolescence and Puberty

This video explains why and how changes occur in the body during adolescenc...

Adolescence and Puberty

This video explains the striking change which occur at puberty in boys and ...

Adolescence and Puberty

This video explains the effects of increased activity of sweat and sebaceou...

ContactandNonContactForce

This video describes the difference of contact and non-contact forces and t...

CalculatingPressure

This video describes the relation between pressure force and area

ForceandEffects

This video defines the force and describes the effects of the force

Atmospheric pressure

This video defines atmospheric pressure and cause of it and state the atmos...

PressureandDepthofLiquid

This video explains how the pressure varies with respect to depth of liquid...

Friction and its factors

This video describes the friction and the factors affecting and cause of fr...

Static and Sliding Friction

This video defines static and sliding friction

MethodstoIncreaseFriction

This video descibes the ways to increase the friction

Methods to reduce Friction

This video describes the ways to reduce the friction.

Streamline Shape and Methods to Reduce fluid frictio...

This video describes the meaning of streamlined shape and what is the metho...

Electrolytes

This video defines the electrolytes and give the examples of strong and wea...

Electroplating

This video describes the process of electroplating

LED and DetectionofWeakCurrent

This video describes what is LED and how it can be used to detect the weak ...

Charge due to friction

This video describes how the objects get charged due to rubbing.

Working of simple electroscope

This video describes the working of simple electroscope

PrecautionsTakenduringLightning

This video describes the measures that are to be taken for protecting from ...

Working of Seismograph

This video describes the working of seismograph

Richter scale

This video describes the use of Richter scale and how the intensity of the ...

Light senistive cells

This video describes the functions of light sensitive cells - Rods and cone...

Name the following

In this video, identify the correct name for the given sentences.

LuminousandNonLuminousObjects

This video defines luminous and non luminous objects along with its example...

ImageFormedbyPlaneMirror

This video decribes what would be the position of object from its image if ...

Multiple Images

This video decribes how many images can be formed by plane mirrors when the...

Constellations

This video describes the different conbstellations that exists in our solar...

Meteors and meteorites

This video distinguishes between the meteors and meteorites.

ArtificialSatellitesLaunchedbyIndia

This video gives the information about various satellites launched by India...

Acid Rain

This video explains the harmful effects of acid rain.

CFCs in Ozone Layer Depletion

This video discusses the role of CFCs in ozone layer depletion.

Measures to Reduce Air Pollution

This video explains one important measure to reduce air pollution.

Potable Water

This video discusses why clear and transparent water cannot be considered f...

Conservation of Water

This video explains ways to conserve water.