# Physics ICSE (5 to 8) ICSE Class 8 CISCE Syllabus 2024-25

CISCE Syllabus 2024-25 ICSE Class 8: The CISCE ICSE Class 8 Physics Syllabus for the examination year 2024-25 has been released by the Council for the Indian School Certificate Examinations, CISCE. The board will hold the final examination at the end of the year following the annual assessment scheme, which has led to the release of the syllabus. The 2024-25 CISCE ICSE Class 8 Physics Board Exam will entirely be based on the most recent syllabus. Therefore, students must thoroughly understand the new CISCE syllabus to prepare for their annual exam properly.

The detailed CISCE ICSE Class 8 Physics Syllabus for 2024-25 is below.

## CISCE ICSE Class 8 Physics Revised Syllabus

CISCE ICSE Class 8 Physics and their Unit wise marks distribution

## Syllabus

### CISCE ICSE Class 8 Physics Syllabus for Chapter 1: Matter

• Matter (Substance)
• Matter
• Creation of Matter
• Physical Nature of matter
1. The matter is made up of particles
2. How small is this particles of matter
3. Colour, odour, melting point, boiling point, density
• Chemical properties: Composition, combustibility, activity with acids and bases
• Characteristics of Particles (Molecules) of Matter
• States of Matter
1. Solid
2. Liquid
3. Gas
• The Solid State
• The Liquid State
• The Gaseous State
• Change of State of Matter
• Concept of Melting (Fusion)
• Melting (Fusion)
• Melting point
• Latent heat
• Latent heat of fusion
• Heating curve of ice during melting
• Change in volume on melting
• Effect of pressure on the melting point
• Effect of impurities on the melting point
• Concept of Freezing (Solidification)
• Freezing (Solidification)
• Freezing point
• Concept of Boiling (Vaporization)
• Boiling (Vaporization)
• Boiling point
• Latent heat
• Latent heat of Vaporization
• The heating curve for water
• Change in volume on boiling
• Effect of pressure on the boiling point
• Effect of impurities on the boiling point
• Concept of Condensation (Liquefaction)
• Concept of Sublimation
• Concept of Desublimation (Deposition)
• Concept of Evaporation
• Factors Affecting Evaporation
• How does Evaporation cause cooling?

### CISCE ICSE Class 8 Physics Syllabus for Chapter 2: Physical Quantities and Measurement

• Density and Itâ€™s Unit
• Density
• Unit of Density
• Relationship between S.I. and C.G.S. units
• Vessels for Measuring the Volume
• Measurement of Density
• Determination of Density of a Regular Solid
• Determination of Density of an Irregular Solid
• Determination of Density of a Liquid
• Determination of Density of a Liquid Using the Density Bottle
• Relative Density and Its Unit
• Relative density
• Unit of relative density
• Measurement of Relative Density
• Measurement of Relative Density of a Liquid
• Density of a Substance in Its Different States
• Buoyancy Force (Upthrust Force)
• Buoyancy and upthrust
• Condition for a body to float or sink:
a) Volume of object
b) Density of liquid
• Unit of upthrust
• Cartesian diver
• Principle of Floatation (Laws of Flotation)
• Law of Floatation
• Applications of Floatation

### CISCE ICSE Class 8 Physics Syllabus for Chapter 3: Force and Pressure

• Force
• Moment (Turning Effect) of a Force Or Torque
• Moment of a force
• Turning effect of a force
• Factors affecting the turning of a body
• Unit of moment of force
• Clockwise and anticlockwise moments
• Common examples of moment of force
• Moment of Force Or Torque
• Moment of Force Or Torque
• Unit of moment of force
• Application of Torque
• Thrust and Pressure
• Thrust
• Unit of thrust
• Example of thrust
• Pressure
• Unit of Pressure
• Examples of Pressure in our daily life
• The Effect of Thrust
• Factors Affecting Pressure
• Liquid Pressure
• Liquid Pressure
• Experiment of pressure on fluid
• Factors Affecting Liquid Pressure
• Consequences of Liquid Pressure
• Atmospheric Pressure
• Atmospheric Pressure
• Demonstration of Atmospheric Pressure
• Standard Value of Atmospheric Pressure
• Application of Atmospheric Pressure

### CISCE ICSE Class 8 Physics Syllabus for Chapter 4: Energy

• Introduction of Work
• Work
• Application of force
• Two conditions need to be satisfied for work to be done
• Factors affecting the amount of work done
• Concept of Work
• Definition of work
• Units of work
• Relationship between joule and erg
• Positive, Negative, and Zero Work
• Measurement of Work
• Measurement of work
• Expression for work (W = F S cos θ)
• Positive, Negative, and Zero Work
• Special cases of θ = 0°, 90°
• Concept of Energy
• Energy is the capacity to do work
• Relationship between work and energy
• Units of energy
• Mechanical Energy and Its Different Form
• Mechanical Energy and Its Types
• Potential Energy (U)
• Potential Energy
• Expression for the potential Energy
• Some examples of potential energy
• Kinetic Energy (K)
• Kinetic Energy
• Expression for the Kinetic Energy (K = 1/2"mv"^2)
• Factors affecting the kinetic energy of a moving body
• Relationship between kinetic energy and momentum
• Work-energy theorem
• Types of Potential Energy
1. Gravitational potential energy
2. Elastic Potential Energy
• Gravitational Potential Energy
• Gravitational potential energy
• Expression for the Gravitational potential energy
• Gravitational potential energy at a height (U = mgh)
• Types of Kinetic Energy
1. Translational kinetic energy
2. Rotational kinetic energy
3. Vibrational kinetic energy
• Conversion of Potential Energy into Kinetic Energy
• Transformation of Energy
1. Mechanical energy to electrical energy
2. Electrical energy to mechanical energy
3. Electrical energy to heat energy
4. Heat energy to electrical energy
5. Electrical energy to sound energy
6. Sound energy to electrical energy
7. Electrical energy to chemical energy
8. Chemical energy to electrical energy
9. Chemical energy to light energy
10. Light energy to chemical energy
11. Electrical energy to light energy
12. Light energy to electrical energy
13. Heat energy to mechanical energy
14. Chemical energy to heat energy
15. Chemical energy to mechanical energy
16. Electrical energy to magnetic energy
17. Nuclear energy to electrical energy
18. Mechanical energy to heat energy
• Different Forms of Energy
1. Solar energy
3. Light energy
4. Chemical (or fuel) energy
5. Hydro energy
6. Electrical energy
7. Nuclear energy
8. Geothermal energy
9. Wind energy
10. Sound energy
11. Magnetic energy
12. Mechanical energy
• Power
• Definition of power
• Unit of power
• Measurement of power
• Relation between power and velocity
• Factors Affecting the Power of a Source

### CISCE ICSE Class 8 Physics Syllabus for Chapter 5: Light Energy

• Speed of Light
• Speed of light
• Speed of light in different mediums
• Refraction of Light
• Partial reflection and refraction at the boundary of two different media
• Cause of refraction
• Some consequences of refraction of light
• Some Terms Related to Refraction of Light
• Some definitions related to refraction of light:
1. Angle of refraction (r)
2. Relative refractive index
3. Absolute refractive index
• Law of Refraction of Light
• Law of Refraction of Light
• Refractive index
• Effect on speed (V), frequency (f) and wavelength (λ) due to refraction of light
• Effects of Refraction
• Atmospheric Refraction
• Application of Atmospheric Refraction
• Phenomena explained by the refraction of light
1. Twinkling of stars
2. Sun is visible before the actual sunrise and also after sunset.
3. Mirage
4. Looming
• Refraction of Light Through a Rectangular Glass Slab
• Lateral displacement
• Refraction of Light Through a Prism
• Refraction of light through a prism
• Factors affecting the angle of deviation
• Dispersion of Light and Its Causes
• Prism
• Dispersion of Light Through Prism and Formation of Spectrum
• Dispersion Of Light through Prism
• Newton's Experiment
• Formation of Rainbow
• Newton Disc
• Spectrum
• Cause of dispersion of white light and formation of spectrum
• Angular dispersion (Δ)
• Dispersive power (ω)
• Dispersion without deviation
• Deviation without dispersion
• Spherical Mirrors
• Spherical Mirrors
• Terms related to Spherical Mirrors
1. Center of Curvature (C)
2. Pole (P)
4. Principal Axis
5. Focus (F)
6. Focal length (f)
7. Principal section
8. Aperture
• Rules for the Construction of Image Formed by a Spherical Mirror
• Rules for the construction of image formed by a spherical mirror
• Convenient rays
1. A ray passing through the centre of curvature
2. A ray parallel to the principal axis
3. A ray passing through the focus
4. A ray incident at the pole
• Formation of Image by Reflection: Real and Virtual Image
• Formation of Image by Reflection
1. Real Image
2. Virtual Image
3. Distinction between a real and a virtual image
• Convex Mirror
• Convex Mirror
• Uses of convex mirrors
• Image Formation by Convex Mirror
• Ray diagram for the images formed by Convex mirror
• Concave Mirror
• Concave Mirror
• Application of Concave Mirror
• Image Formation by Concave Mirror
• Ray diagram for the images formed by concave mirror

### CISCE ICSE Class 8 Physics Syllabus for Chapter 6: Heat Transfer

• Heat and Its Unit
• Heat
• Unit of Heat
• Effects of Heat
• Effect of Temperature on Molecular Motion
• Change of Liquid into Vapour State
• Expansion of Substances (Thermal Expansion)
• Thermal Expansion
• Uses of Thermal Expansion
• Thermal Expansion Examples
• Expansion of Solids
• Linear Expansion
• Superficial or areal expansion
• Cubical Expansion or volumetric expansion
• Some applications in daily life
• Expansion of Liquids
• Expansion in liquids
1. Real expansion
2. Apparent expansion
• Experiment to measure real and apparent expansion of liquid
• Expansion of Gases
• Variation of Density with Temperature

### CISCE ICSE Class 8 Physics Syllabus for Chapter 7: Sound

• Sound
• Sound
• Types of Sound
1. Longitudinal wave
2. Transverse wave
• Categories of sound waves based on their frequencies
1. Audible waves
2. Infrasonic waves
3. Ultrasonic waves
• Production of Sound
• Experiment: A vibrating string produces sound.
• Experiment: A vibrating tuning fork produces sound.
• Propagation of Sound
• Characteristics of a Sound Wave
• Frequency
• Amplitude (A)
• Time period (T)
• Wavelength (λ)
• Wave velocity
• Pitch
• Representation of a Wave
• Displacement - Time graph
• Displacement - Distance graph
• Properties of Sounds
• Loudness and Intensity
• Loudness and Intensity
• Subjective nature of loudness and objective nature of intensity
• Factors affecting the loudness of sound
• Relationship between loudness and intensity
• Noise pollution
• Pitch (or shrillness) and frequency
• Pitch (or shrillness)
• Examples of change in pitch
• Subjective nature of pitch and objective nature of frequency
• Quality (Or Timbre) and Wave Form
• Recognition of the sources of two sounds by their quality
• Monotone
• Making a Musical Toy

### CISCE ICSE Class 8 Physics Syllabus for Chapter 8: Electricity

8.1 Household Electricity
• Electricity
• Electrical Energy and Power Consumed in a Circuit
• Transmission of Power from the Power Generating Station to the Consumer
• Transmission of power from the power generating station to the consumer
• Supply of power to a house
• Connection from pole to the distribution board
• Colour Coding of Live, Neutral, and Earth Wires
• Electric Meter
• Commercial Unit of Electrical Energy
• Electric Fuse
• Electric fuse
• Purpose of fuse
• Characteristic of a fuse
• Working of a fuse
• Reason for connecting the fuse in the live wire
• Current rating of a fuse
• Miniature Circuit Breaker (MCB)
• Household Electrical Circuits
• Electric Circuit in a Room
• Earthing (Grounding)
• Local earthing
• Safety by the local earthing
• Earthing of an appliance
• Safety by earthing of an appliance
• Power Rating of Appliances
• Household Consumption of Electric Energy
• Dangers of Electricity
• Precautions to Be Taken While Using Electricity
8.2 Static Electricity
• Static Electricity
• Electric Charges
• Charge
• Unit of charge
• Electric charges
• What is the origin of an electric charge?
• Measuring electric charge
• Types of Charges and Their Interaction
• Transfer of Charges
• Conductors and Insulators
• Conductors
• Insulators (Non-Conductors)
• Methods of Charging a Conductor
• Methods of Charging a Conductor
1. Charging by friction
2. Charging by induction
3. Charging by conduction
• Electroscope
• Lightning and Lightning Safety