Class 9th Physics Science Book (NCERT) – Full Video Course

What we are going to learn in chapter Motion?

What are states in motion?

• What are physical quantities?
• Types of physical quantities

• What are distance and displacement?
• Examples of displacement

• What is speed
• What is velocity?
• Examples of velocity

What we are going to learn in chapter force and laws of motion?

• What is a force ?
• Examples of force

• What are the types of forces
• Examples on types of forces

Solution of NCERT numerical based on balanced and unbalanced forces?

• What is newton’s first law of motion?
• Example of newton’s first law of motion

What we are going to learn in chapter gravitation?

• What is gravity?
• What is the universal law of gravitation?

Numerical on universal law of gravitation

What were the contributions of different scientists in understanding solar system?

• What is Kepler’s second law of motion?
• What is Kepler’s third law?

What we are going to learn in chapter work, energy, and power?

• What is work?
• Formula for work
• S.I. unit of work
• How to calculate work?

• What do we mean by positive and negative work?
• What is zero work done?

Numericals based on work

• What is energy?
• Unit of energy
• Different forms of energy
• What is kinetic energy?
• How to calculate kinetic energy?

What are the topics we are going to learn in chapter sound?

• What is sound?
• How sound produces?

What is propagation of sound waves?

• What are the characteristics of sound?
• What is amplitude?

• What is frequency?
• Numerical on how to find frequency?