HandoutsEt

HandoutsEt

Grade 9 Physics Textbook

The contents of book are as given below

Unit 1: Vectors

  • 1.1. Representation of vectors
  • 1.2. Addition and subtraction of vectors
  • 1.3. Some applications of vectors

Unit 2: Motion in a straight line

  • 2.1. Uniform motion
  • 2.2. Uniformly accelerated motion
  • 2.3. Graphical description of uniformly accelerated motion
  • 2.4. Equations of uniformly accelerated motion
  • 2.5. Relative velocity in one dimension

Unit 3: Force and Newton’s laws of motion

  • 3.1. Forces in nature
  • 3.2. Newton’s 2nd law
  • 3.3. Frictional force
  • 3.4. Newton’s 3rd law
  • 3.5. Conservation of linear momentum
  • 3.6. Collisions
  • 3.7. The first condition of equilibrium

Unit 4: Work, energy, and power

  • 4.1. Mechanical work
  • 4.2. Work-energy theorem
  • 4.3. Conservation of energy
  • 4.4. Mechanical power

Unit 5: Simple machines

  • 5.1. Purposes of machines
  • 5.2. Inclined plane, wedge, and screw
  • 5.3. Levers

Unit 6: Fluid statics

  • 6.1. Air pressure
  • 6.2. Fluid pressure

Unit 7: Temperature and heat

  • 7.1. Temperature and heat energy
  • 7.2. Expansion of solids, liquids and gases
  • 7.3. Quantity of heat, specific heat capacity, and heat capacity
  • 7.4. Change of state

Unit 8: Wave motion and sound

  • 8.1. Wave propagation
  • 8.2. Mechanical waves
  • 8.3. Properties of waves
  • 8.4. Sound waves