Math and Science Class 8 CBSE Online Course

Description

Mathematics is a subject that studies numbers, quantities and space. Science gives the logic behind anything and everything around us. This is a combo course providing the two subjects- Mathematics and Science for Grade 8 CBSE which is strictly aligned to the latest NCERT Syllabus.


The course has a series of explanatory videos where a concepts is explained in a way that will help you relate and understand the concepts. Each video is followed by a quiz which will help you test your knowledge. To make it a complete package, there are assessment tools on various topics.


This course topics are arranged chapter-wise completing the entire syllabus for Grade 8 Maths and Science.


What will you learn in this course:

This course covers all 16 chapters of class 8th Mathematics and 18 chapters of Science mapped according to the latest NCERT syllabus.


Who is this Course for:

  • This course is created specifically for class 8 CBSE students. However it can be taken by students of any board or grade if the course content matches their need.

  • This course can be taken by teachers who wishes to provide a better learning tool for students.


Requirements:

  • Basic understanding of the subjects of Maths and Science

  • Basic arithmetic and calculation skills

  • A curiosity to learn the subjects


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Lessons

  • lessons
  • 14 hr 8mins
  • Natural and Whole Numbers (Review)
  • What are Rational Numbers?
  • Fractions and Integers - Are they Rational Numbers?
  • What are Positive and Negative Rational Numbers?
  • What is the Closure property of Rational Numbers?
  • What is the Commutative Property of Rational Numbers?
  • What is the Associative Property of Rational Numbers?
  • What are Additive and Multiplicative identities?
  • What is the Zero Property?
  • What are the Other Properties of Rational Numbers?
  • How do we Add Two Rational Numbers? Part 1
  • How do we Add Two Rational Numbers? Part 2
  • How do we Subtract Two Rational Numbers?
  • How do we Multiply Two Rational Numbers? Part 1
  • How do we Multiply Two Rational Numbers? Part 2
  • How do we Divide Two Rational Numbers? Part 1
  • How do we Divide Two Rational Numbers? Part 2
  • Rational Numbers on a Number Line - Part 1
  • Rational Numbers on a Number Line - Part 2
  • Rational Numbers on a Number Line - Part 3
  • How many Rational Numbers exist between Two Rational Numbers?
  • How many Rational Numbers exist between Two Rational Numbers? (Logic)
  • How many Rational Numbers exist between Two Rational Numbers? (Finding Averages)
  • How do we Find Rational Numbers between Two Rational Numbers? (Examples Part 1)
  • How do we Find Rational Numbers between Two Rational Numbers? (Examples Part 2)
  • What is a Linear Equation in One Variable?
  • How do we Use the Inverse Method to Solve a Linear Equation?
  • How do we Use the Transpose Method to Solve a Linear Equation?
  • Forming Equations - Find the Number
  • Forming Equations - Find the Parts
  • Forming Equations - Find the Length and Breadth of a Rectangle
  • Forming Equations - Inheritance
  • Forming Equations - Consecutive Integers
  • Forming Equations - Consecutive Even Integers
  • Forming Equations - Find the Digits; and then the Number
  • Forming Equations - Find the Present Age
  • Forming Equations - Find the Present Age (Table Method)
  • Forming Equations - Find the Fraction
  • Forming Equations - Find the Number of Coins
  • What is a Quadrilateral?
  • What are the Different Pairs of Sides and Angles in a Quadrilateral?
  • What is a Polygon?
  • What is a Regular Polygon?
  • What are Trapeziums and Kites?
  • What is a Parallelogram and what are its Special Cases?
  • The Quadrilaterals Tree
  • What is the Relation of an Exterior Angle of a Triangle with its Interior Angles?
  • Exterior Angles of a Triangle - Example
  • What are the Different Properties of Quadrilaterals we will look at?
  • How do we Prove that the Diagonals of an Isosceles Trapezium are Equal?
  • How do we Prove that the Diagonals of a Kite are Perpendicular to each other?
  • How do we Prove that the Opposite Sides of a Parallelogram are Equal?
  • How do we Prove that the Opposite Angles of a Parallelogram are Equal?
  • How do we Prove that the Diagonals of a Parallelogram Bisect each other?
  • How do we Prove that the Diagonals of a Rectangle are Equal?
  • How do we Prove that the Diagonals of a Rhombus Bisect each other are Right Angles?
  • A Summary of the Properties of a few Special Quadrilaterals
  • Properties of a Rhombus - Example
  • Practical Geometry - Introduction
  • Constructing a Quadrilateral – With lengths of 4 sides and the diagonal
  • Constructing a Quadrilateral – With lengths of 3 sides and 2 diagonals
  • Constructing a Quadrilateral – With lengths of 3 sides and 2 included angles
  • Constructing a Quadrilateral – With lengths of 2 adjacent sides and 3 angles
  • Constructing Quadrilaterals – Special Cases
  • Practical Geometry - Introduction
  • Constructing a Quadrilateral – With lengths of 4 sides and the diagonal
  • Constructing a Quadrilateral – With lengths of 3 sides and 2 diagonals
  • Constructing a Quadrilateral – With lengths of 3 sides and 2 included angles
  • Constructing a Quadrilateral – With lengths of 2 adjacent sides and 3 angles
  • Constructing Quadrilaterals – Special Cases
  • What are Bar graphs?
  • Bar Graph - Example
  • How do we Draw a Bar Graph? Example 1
  • How do we Draw a Bar Graph? Example 2
  • What are Joint Bar Graphs?
  • How do we Draw a Joint Bar Graph?
  • What is a Percentage Bar Diagram?
  • How do we Draw a Percentage Bar Diagram?
  • Percentage Bar Diagram - Example
  • How do we Classify Data?
  • What are Tally Marks?
  • What is Ungrouped Frequency Distribution?
  • What is Grouped Frequency Distribution? Part 1
  • What is Grouped Frequency Distribution? Part 2
  • How do we form Class Intervals?
  • What is the Continuous Form of Grouping?
  • What are Pie Charts?
  • How do we Interpret a Pie Chart?
  • How do we Construct a Pie Chart? Part 1
  • How do we Construct a Pie Chart? Part 2
  • What is a Histogram?
  • How do we draw Histograms for Discontinuous Class Intervals?
  • What is Probability?
  • What are Equally Likely Events? (Tossing a Coin)
  • What are Equally Likely Events? (Throwing a die)
  • When are two Events Not Equally Likely? What are Impossible and Certain Events?
  • What is the Square of a Number?
  • Pythagorean triplets
  • What are Square Roots?
  • How do we Find the Square Root of a Number using the Prime Factorisation Method? Part 1
  • How do we Find the Square Root of a Number using the Prime Factorisation Method? Part 2
  • How do we Find the Square Root of a Number using the Long Division Method? Part 1
  • How do we Find the Square Root of a Number using the Long Division Method? Part 2
  • How do we Find the Square Root of a Number using the Long Division Method? Part 3
  • How do we Find the Square Root of a Number using the Long Division Method? Part 4
  • What is the Cube of a Number?
  • What is the Cube Root of a Number?
  • How do we Find the Cube Root of a Number using the Prime Factorisation Method?
  • How do we Find the Cube Root of a Large Number? (in a few seconds)
  • What is a Ratio?
  • What is Percentage?
  • Percentage - Example
  • Percentage of a Quantity - Example 1
  • Percentage Increase or Decrease - Example 2
  • What do we mean by Discount?
  • How do we Find a Percentage of a Given Quantity?
  • What do we mean by Profit and Loss?
  • What do we mean by Cost Price and Selling Price?
  • What are Overhead Costs?
  • What do we mean by Profit Percentage and Loss Percentage?
  • Example - How do we find the Cost Price when we are given the Loss Percentage?
  • What do we mean by Sales Tax?
  • Simple Interest - Basics
  • Simple Interest v/s Compound Interest
  • What is Half Yearly Compounding?
  • What is Quarterly Compounding?
  • How do we Derive the Compound Interest formula?
  • Compound Interest Example
  • What is an Equation?
  • What are Terms?
  • How do we Count the Number of Terms in an Algebraic Expression?
  • What are Like and Unlike Terms?
  • When can Terms be Added or Subtracted?
  • Heard of the Polynomial Store?
  • What is Factorisation of Polynomials?
  • How do we Add Two Polynomials?
  • How do we Subtract One Polynomial from Another?
  • How do we Add Two Polynomials using the COLUMN method? Part 1
  • How do we Add Two Polynomials using the COLUMN method? Part 2
  • How do we Subtract a Polynomial from Another using the COLUMN method? Part 1
  • How do we Subtract a Polynomial from Another using the COLUMN method? Part 2
  • How do we Multiply Two Monomials?
  • How do we Multiply a Monomial with a Binomial?
  • How do we Multiply Two Polynomials?
  • What is an Identity?
  • First Identity (Square of a Binomial)
  • How do we Prove the First Identity?
  • Second Identity (Square of a Binomial)
  • How do we Prove the Second Identity?
  • Third Identity (Difference of Squares)
  • How do we Prove the Third Identity?
  • What is a Cuboid?
  • What is a Cube?
  • Cylinder and Sphere
  • What is a Cone?
  • What is a Prism?
  • What is a Pyramid?
  • Viewing 3 Dimensional Shapes
  • What is the Perimeter of a Rectangle?
  • What is the Perimeter of a Square and a Triangle?
  • What is the Area of a Square and a Rectangle?
  • What is the Perimeter of a Parallelogram?
  • What is the Circumference of a Circle?
  • How do we Find the Area of an Irregular Figure?
  • Area of a Rectangle - Example
  • What is the Area of a Parallelogram?
  • Area of a Parallelogram - Example
  • What is the Area of a Triangle?
  • What is the Area of a Circle? Part 1
  • What is the Area of a Circle? Part 1
  • How do we Find the Area of a Trapezium?
  • Paths in a Park - Example
  • What do we mean by Volume and Surface Area?
  • What is the Surface Area of a Cuboid?
  • What is the Surface Area of a Cube?
  • What is the Volume of a Cuboid? Part 1
  • What is the Volume of a Cuboid? Part 2
  • Volume of a Cuboid - Example
  • Surface Area of a Cuboid - Example
  • What is a Cylinder?
  • What is the Surface Area of a Cylinder?
  • What is the Volume of a Cylinder?
  • What is the Volume of a Pizza?
  • Volume of a Cylinder - Example
  • A Cylinder within a Cylinder - Example
  • What are Exponents?
  • What are Negative Exponents?
  • What is the Product Law of Exponents?
  • What is the Quotient Law of Exponents?
  • What is the Power Law of Exponents?
  • What are the Power of Product and the Power of Quotient Property?
  • Powers of 10 - Part 1
  • Powers of 10 - Part 2
  • Powers of 10 - Part 3
  • What is Proportion?
  • What is Direct Variation? Part 1
  • What is Direct Variation? Part 2
  • Direct Variation - Example
  • What is Indirect Variation? Part 1
  • What is Indirect Variation? Part 2
  • What are Factors?
  • What is Factorisation of Polynomials?
  • How do we Factorise Polynomials using Grouping? Part 1
  • How do we Factorise Polynomials using Grouping? Part 2
  • How do we Factorise Polynomials using Identities? Part 1
  • How do we Factorise Polynomials using Identities? Part 2
  • How do we Factorise Polynomials using Identities? Part 3
  • How do we Factorise a Quadratic Polynomial? Part 1
  • How do we Factorise a Quadratic Polynomial? Part 2
  • How do we Factorise a Quadratic Polynomial? Part 3
  • How do we Factorise a Quadratic Polynomial? Part 4
  • How do we Factorise a Quadratic Polynomial? Part 5
  • How do we Divide One Monomial by Another?
  • How do we Divide a Polynomial by a Monomial?
  • How do we Divide a Polynomial by a Monomial? Part 1
  • How do we Divide a Polynomial by a Monomial? Part 2
  • How do we Divide a Polynomial by a Binomial?
  • What are Bar graphs?
  • Bar Graph - Example
  • How do we Draw a Bar Graph? Example 1
  • How do we Draw a Bar Graph? Example 2
  • What are Joint Bar Graphs?
  • How do we Draw a Joint Bar Graph?
  • What are Pie Charts?
  • How do we Interpret a Pie Chart?
  • How do we Construct a Pie Chart? Part 1
  • How do we Construct a Pie Chart? Part 2
  • What is a Histogram?
  • How do we draw Histograms for Discontinuous Class Intervals?
  • What is a Frequency Polygon?
  • How do we Draw a Frequency Polygon using a Histogram?
  • How do we Draw a Frequency Polygon without using a Histogram?
  • Divisibility Rules (2; 4 and 8)
  • Divisibility Rules (5 and 10)
  • Divisibility Rules (3; 6 and 9)
  • Divisibility Rules (11)
  • Agriculture - Introduction
  • Agricultural Practices (Preparation of Soil)
  • Agricultural Implements
  • Agricultural Practices (Sowing)
  • Agricultural Practices (Adding Manure and Fertilisers)
  • Irrigation and Traditional Methods of Irrigation
  • Modern Methods of Irrigation
  • Weeds and Protection against them, Harvesting
  • Storage and Introduction to Animal Husbandry
  • Bacteria - Introduction
  • Fungus -Introduction
  • Protozoa - Introduction
  • Algae - Introduction
  • Microbial Habitat
  • Micro-organisms and Us
  • Harmful Microbes for Humans
  • Harmful Microbes in Animals and Plants
  • Food Poisoning and Food Preservation (Chemical methods)
  • Food Preservation (Physical methods)
  • Nitrogen Fixation and Nitrogen Cycle
  • Synthetic Fibres - Introduction
  • Types of Synthetic Fibres - Rayon
  • Types of Synthetic Fibres - Nylon
  • Types of Synthetic Fibres - Polyester and Acrylic
  • Characteristics of Synthetic Fibres
  • Plastics
  • Properties of Plastics - Part 1
  • Properties of Plastics - Part 2
  • Properties of Plastics - Part 3
  • Effects of Plastic on the Environment
  • Metals and Nonmetals - Physical Properties Part 1
  • Metals and Nonmetals - Physical Properties Part 2
  • Metals and Nonmetals - Chemical Properties Part 1
  • Metals and Nonmetals - Chemical Properties Part 2
  • Metals and Nonmetals - Chemical Properties Part 3
  • Metals and Nonmetals - Chemical Properties Part 4
  • Metals and Nonmetals - Chemical Properties Part 5
  • Uses of Metals and Nonmetals
  • Types of Resources
  • Types of Coal and Products
  • Formation of Petroleum
  • Refining Petroleum and Natural Gas
  • What is Combustion?
  • Fire Control
  • Types of Combustion
  • Flames and their Structure
  • Concept of Fuel and Fuel Efficiency
  • Effects of Burning Fuel
  • Conservation of Plants and Animals - Introduction
  • Biosphere, Biodiversity and Protected Areas - Introduction
  • National Park, Wildlife Sanctuary and Biosphere Reserves
  • Biosphere Reserves
  • Recycling of paper and Reforestation
  • The Cell- Introduction
  • Discovery of the Cell
  • Structure and Components of a Cell - Introduction
  • Structure and Components of a Cell – Detailed Study
  • Plant Cell v/s Animal Cell
  • Prokaryotic and Eukaryotic Cells - Introduction
  • Movement across the Plasma Membrane- Diffusion and Osmosis
  • Osmosis and Diffusion in Cell
  • Cell Organelles - Nucleus
  • Cell Organelles - Endoplasmic Reticulum
  • Cell Organelles - Golgi Apparatus
  • The Cell Organelle- Lysosomes and Mitochondria
  • The Cell Organelle- Plastids and Vacuoles
  • Introduction to Reproduction
  • Asexual Reproduction
  • Male Reproductive System
  • Female Reproductive System
  • Fertilization Process
  • Development of Embryo
  • Metamorphosis
  • Introduction to Adolescence and Puberty
  • Changes during Puberty Part 1
  • Changes during Puberty Part 2
  • Secondary Sexual Characters
  • Role of Hormones in Reproductive Function
  • Hormones other than Sex Hormones
  • Hormones in Animals
  • Reproductive Phase
  • Sex Determination
  • Reproductive Health and Good Habits
  • What is a Force?
  • Contact Forces Part 1
  • Contact Forces Part 2
  • Non-Contact Forces Part 1
  • Non-Contact Forces Part 2
  • Magnitude and Direction of Force
  • Forces acting in Same and Opposite Directions
  • Force Results in Change in State of Motion and or Direction
  • Force may Change the Shape of an Object
  • What is Pressure?
  • Pressure Exerted by Liquids
  • Atmospheric Pressure
  • What is Friction?
  • Factors affecting Friction
  • Friction – A necessary evil
  • Increasing or Reducing Friction
  • Wheels reduce friction (Rolling Friction)
  • Static Friction
  • Fluid Friction
  • Introduction to Sound
  • Vibrating Bodies produce Sound
  • Medium of Propagation of Sound
  • Amplitude, Frequency and Time Period of Vibration
  • Noise and Noise Pollution
  • How humans Produce and Hear Sound
  • Introduction to Electric Current and Conductors
  • Liquids Conducting Electric Current
  • Chemical Effects of Currents on Liquids
  • Electroplating
  • Lightning - Introduction
  • Types of Charges
  • Transfer of Charges
  • More about Lightning
  • Safety Measures during Lightning
  • Earthquake - Introduction
  • Safety Measures during Earthquakes
  • Introduction to Light
  • Laws of Reflection of Light
  • Laws of Reflection of Light (Experiment)
  • Regular and Diffused Reflection
  • Regular and Diffused Reflection (Applications)
  • Multiple Reflections - Part 1
  • Multiple Reflections - Part 2
  • Human Eye - Structure
  • Blind Spot of the Eye
  • Taking Care of Eyes
  • Braille System
  • Braille System
  • The Moon
  • The Stars
  • Constellations
  • The Solar System
  • Types of Planets
  • Other Members of the Solar System
  • Introduction to Pollution
  • Effects of Air Pollution
  • Greenhouse Effect
  • Introduction to Water Pollution
  • Potable Water and Ways to Prevent Water Pollution