CBSE Online Class 8 Science

unipolaris academy provides personalised and interactive cbse online classes for class 8 science in one to one teacher to student ratio

cbse online class 8 science

We enrol qualified and experienced CBSE Online Class 8 Science Tutors with pen tablet. The tutors have good command over Science and have fluent communication skills

Regular Assignments are given and their evaluation is done timely

Questions complementing school curriculum AND MCQs(Multiple choice questions), VSA (Very Short Answers)(SA-I), SA(Short Answers)(SA-II) & LA(Long Answer), Case based/Passage based questions are given for practice and solved along with students

Core books followed are NCERT and NCERT exemplar as their content is made by experts and it is necessary to complete them for clearing basics

Regular Doubts Resolution – Doubts of the students are cleared before moving on to the next concepts

Recording after the live class is provided in a folder for revision purpose so that student can go through concepts again if they are not able to understand in the live class

Focus is on clearing the basics of the student as once the basics are cleared they can build upon the basics to solve higher order problems

Personal Attention to the Student for focused learning – Personal attention is given to the student as teacher asks questions regularly during the live class thus enabling the teacher to understand the comprehension level of the student

Free Live Demo offered before Parent and student decides to go for regular classes

Three Classes in a week, 12 classes in a month, extra classes can be conducted according to requirement

Expert Online Tuition Classes

Experience the best in online education with our specialised Science tutors for Grade 8. Our virtual classrooms bring learning to life, no matter where you are.

Personalised Attention

With one to one teacher to student ratio individual attention, we ensure that each student’s unique learning needs are met, fostering a deeper understanding of Science concepts

Experienced Online Tutors

Our tutors are not just subject experts, but are also skilled in online teaching methodologies, making complex topics accessible and understandable for all students

Regular Assessments and Feedback

Through continuous online assessments and detailed feedback, we track each student’s progress, helping them to improve and excel in their studies.

Concepts covered in CBSE Online Class 8 Science Course

Crop Production and Management

  • Agricultural Practices
  • Basic Practices of Crop Production
  • Preparation of Soil
  • Sowing
  • Adding Manure and Fertilisers
  • Irrigation
  • Protection from Weeds
  • Harvesting
  • Storage

Microorganisms: Friend and Foe

  • Microorganisms
  • Where do Microorganisms Live?
  • Microorganisms and Us
  • Harmful Microorganisms
  • Food Preservation
  • Nitrogen Fixation
  • Nitrogen cycle

Coal and Petroleum

  • Coal
  • Petroleum
  • Natural Gas
  • Some Natural Resources are Limited

Combustion and Flame

  • What is Combustion?
  • How Do We Control Fire?
  • Types of Combustion
  • Flame
  • Structure of a Flame
  • What is a Fuel?
  • Fuel Efficiency

Conservation of Plants and Animals

  • Deforestation and Its Causes
  • Consequences of Deforestation
  • Conservation of Forest and Wildlife
  • Biosphere Reserve
  • Flora and Fauna
  • Endemic Species
  • Wildlife Sanctuary
  • National Park
  • Red Data Book
  • Migration
  • Recycling of Paper
  • Reforestation

Reproduction in Animals

  • Modes of Reproduction
  • Sexual Reproduction
  • Asexual Reproduction

Reaching the age of adolescence

  • Adolescence and Puberty
  • Changes at Puberty
  • Secondary Sexual Characters
  • Role of Hormones in Initiating Reproductive Function
  • Reproductive Phase of Life in Humans
  • How is the Sex of the Baby Determined?
  • Hormones other than Sex Hormones
  • Role of Hormones in Completing the Life History of Insects and Frogs
  • Reproductive Health

Force and Pressure

  • Force–A Push or a Pull
  • Forces are due to an Interaction
  • Exploring Forces
  • A Force can Change the State of Motion
  • Force can Change the Shape of an Object
  • Contact Forces
  • Non-contact Forces
  • Pressure
  • Pressure Exerted by Liquids and Gases
  • Atmospheric Pressure


  • Force of Friction
  • Factors affecting Friction
  • Friction: A Necessary Evil
  • Increasing and Reducing Friction
  • Wheels Reduce Friction
  • Fluid Friction


  • Sound is Produced by a Vibrating Body
  • Sound Produced by Humans
  • Sound Needs a Medium for Propagation
  • We Hear Sound through Our Ears
  • Amplitude, Time Period, and Frequency of a Vibration
  • Audible and Inaudible Sounds
  • Noise and Music
  • Noise Pollution

Chemical Effects of Electric Currents

  • Do Liquids Conduct Electricity?
  • Chemical Effects of Electric Current
  • Electroplating

Some Natural Phenomena

  • Lightning
  • Charging by Rubbing
  • Types of Charges and Their Interaction
  • Transfer of Charge
  • The Story of Lightning
  • Lightning Safety
  • Earthquakes


  • What makes Things Visible
  • Laws of Reflection
  • Regular and Diffused Reflection
  • Reflected Light Can be Reflected Again
  • Multiple Images
  • Sunlight — White or Coloured
  • What is inside Our Eyes?
  • Care of the Eyes
  • Visually Impaired Persons Can Read and Write
  • What is the Braille System?

Frequently Asked Questions (FAQs)