# ICSE Class 8

## Syllabus For Physics Class 8

When you talk about educating our children, we all want the best for them, as every parent wants that their children reach the acme of success, their whole life revolves around this dream. But when it comes to choosing their board exam it becomes really a handy decision for the parents to choose whether they should go for ICSE or state board but ICSE is a bit tougher as compared to the other boards which have its own advantages due to detailed study that we encounter in ICSE board. Also, we gain a lot of practical knowledge in the ICSE Board along with the analytical skills of the topics. ICSE class 8th Science is the foundation for students thus it becomes really important to take proper decisions while choosing study materials and sources of learning. In this class, students will learn about different concepts of physics.in Physics they learn about different concepts like matter, force and pressure, energy, heat transfer, sound, light energy, electricity, and many more. Thus keeping these facts in mind Speedlabs has come up with a detailed study of each chapter and their subtopic to help students in all possible ways with ICSE CLASS 8TH PHYSICS Syllabus and portion.

### Kinetic Theory of Matter.

• Three states of matter in terms of movement of particles.
• Energy content in the three states of matter.
• Change of state in matter using the Kinetic theory:
• – Boiling
• – Vaporization
• – Melting
• – Fusion
• – Evaporation
• – Condensation
• – Sublimation
• – Deposition
• – Freezing

Change of state diagrams (using the terms mentioned above).

### Unit-2 Physical Quantities and Measurement

• Measurement of Density of irregular solids using:
• – Eureka Can
• – Measuring Cylinder
• Measurement of Density of Fluids:
• – Basic Concept
• – Concept of Floatation and sinking of a substance (relate to density)
• – Comparison of densities in the three states of matter.

### Unit-3 Force and Pressure

• Turning effect of force (moment of force): concept, definition, and calculation
• Pressure:
• – Definition
• – Unit
• – Calculation of pressure in simple cases
• – Pressure exerted by liquids (Qualitative only).
• – Pressure exerted by gases- Atmospheric pressure (Qualitative only).

### Unit-4 Energy

• Concept of Work
• Unit of Work (Joule)
• Calculation of Work done in simple cases
• Kinetic Energy
• – Basic Concept
• Potential Energy
• – Basic Concept
• – Gravitational Potential Energy
• Calculation of kinetic and potential energies from a set of given data (Simple problems and assuming $mathrm{g}=10 mathrm{~m} / mathrm{s}^{2}$ )
• Energy transformation in common daily life situations
• Difference between Energy and power

### Unit-5 Light Energy

• Refraction:
• – Definition
• – Examples of Refraction.
• Curved Mirrors:
• – Convex
• – Concave
• – Reflecting surface (Convex and Concave)
• – Uses of Curved mirrors
• – Terms related to curved mirrors – Focus, Principal Axis, centre of curvature, radius of curvature
• – Rules for making ray diagrams of Spherical mirrors.
• – Real and Virtual Images
• – Ray diagrams with curved mirrors where real images are formed.
• Dispersion of white light into constituent colours.

### Unit-6 Heat Transfer

• Difference between Boiling and Evaporation.
• Thermal Expansion:
• – Linear Expansion
• – Volume Expansion
• – Superficial Expansion
• – Compare expansivity in Solids, Liquids and Gases.
• – Examples and real-world applications:

### Unit-7 Sound

• Pitch and Frequency
• Pitch and frequency in relation to working of musical instruments. (Wind, membrane, and String)
• Monotone
• Loudness and amplitude
• unit of loudness in decibels

### Unit-8 Electricity

• Household consumption of electric energy (kilowatt hour)
• Identify live wire, neutral wire, and earth wire in terms of their energy and path they travel
• Safety components {fuses/circuit breakers (Qualitative approach only)/grounding}
• Static Electricity
• – Conservation of charges
• – Conduction
• – Induction
• – Electroscope (Gold Leaf Electroscope)
• – Lightning Conductor
• Battery as a collection of cells connected in series.
• Dangers of electricity

Students are advised to refer the concepts and numerical provided on our platform to get sparkling result

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