Ethiopian grade 7 physics Textbook [PDF] Download

UNIT 1: PHYSICS AND MEASUREMENT

• 1.1 Definition of Physics.
• 1.2 Standardization and Measurement
• 1.3 Measuring Length, Mass and Time
  Summary
  Review Questions and Problems

UNIT 2: MOTION

• 2.1 Definition of Motion
• 2.2 Motion Along a Straight Line
• 2.3 Qualitative Exploration of Constant Velocity and Accelerated Motion
  Summary
  Review Questions and Problems

UNIT 3: FORCE AND NEWTON’S LAWS OF MOTION

• 3.1 Force
• 3.2 Newton’s laws of motion
• 3.3 Frictional Force
  Summary
  Review Questions and Problems

UNI 4. WORK, ENERGY AND POWER

• 4.1 Work
• 4.2 Energy
• 4.3 Transformation and conservation of energy
• 4.4 Power
  Summary
  Review Questions and Problems

UNIT 5. SIMPLE MACHINES

• 5.1 Definition of machines
• 5.2 Mechanical Advantage, Velocity Ratio and Efficiency of Machines
• 5.3 Types of Simple Machines
  Summary
  Review Questions and Problems

UNIT 6.TEMPERATURE AND HEAT

• 6.1 Definition of Temperature
• 6.2 Measuring temperature
• 6.3 Temperature Scales
• 6.4 Conversion of Temperature Scales
• 6.5 Sources of Heat
• 6.6 Effects of Heating
  Summary
  Review Questions and Problems

UNIT 7. SOUND

• 7.1 Definition of Sound
• 7.2 Production and Transmission of Sound
• 7.3 Speed of Sound in Different Media
• 7.4 Reflection of Sound (Echo)
• 7.5 Application of Echo Sounding
  Summary
  Review Questions and Problems

UNIT 8. ELECTRICITY AND MAGNETISM

• PART-1 MAGNETISM
  8.1 Magnets
  8.2 Mapping Magnetic Lines of Force
  8.3 Uses of Magnets
• PART-2 ELECTRICITY
  8.4 Electrostatics
  8.5 Methods of Charging a Body
  8.6 Law of Electrostatics
  8.7 Electric Current and Potential Difference
  8.8 Electric Circuit
  Summary
  Review Questions and Problems