Mechanics

Explore the fundamental principles of classical mechanics, including Newton's laws, forces, energy, momentum, fluid mechanics, and harmonic motion. Build a solid foundation for solving physics problems.

Vectors

Understand quantities with both magnitude and direction, and learn to represent and resolve vectors.


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Kinematic Formulas

Study the equations of motion for constant acceleration in one and two dimensions.


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Newton's Laws

Explore Newton’s three laws and how they govern all motion in classical mechanics.


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Forces and Friction

Learn about contact and field forces, and how friction affects motion.


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Circular Motion

Study how objects move in circular paths under the influence of centripetal forces.


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Centripetal Force

Understand the net inward force that keeps an object moving in a circle.


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Torque & Equilibrium

Learn how torques cause rotation and how balance is achieved in static systems.


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Center of Mass

Explore the point where mass is balanced and motion can be analyzed for complex objects.


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Rotational Motion

Study how objects rotate, including angular velocity, acceleration, and moment of inertia.


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Hooke's Law and Elastic Motion

Understand how elastic forces relate to stretch or compression in springs and materials.


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Harmonic Motion & Angular Frequency

Study oscillatory systems like springs and pendulums, and their motion over time.


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Nature of Energy & Energy Conservation

Understand what energy is, its forms, and how it’s conserved across processes.


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Forms of Energy

Explore mechanical, thermal, chemical, and other forms of energy in physical systems.


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Sources of Energy

Learn about renewable and non-renewable sources that power the physical world.


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Mechanical Energy & Work

Understand how force and displacement result in work and how energy is stored and transferred.


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Power & Efficiency

Learn how quickly energy is transferred and how efficiently systems convert energy.


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Momentum & Conservation of Momentum

Study linear momentum and how it is conserved in isolated systems.


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Elastic & Inelastic Collisions

Learn the difference between collisions that conserve kinetic energy and those that don’t.


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Gravity and Weight

Distinguish between mass and weight and understand how gravity influences force on Earth.


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Law of Universal Gravitation

Learn Newton’s law that describes gravitational attraction between any two masses.


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Acceleration due to Gravity

Explore how objects accelerate when falling under Earth’s gravity, with or without air resistance.


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Gravitational Potential Energy

Understand how objects store energy due to their position in a gravitational field, both near Earth and in space.


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Orbital Motion

Explore how satellites and planets move in stable orbits under the influence of gravity and centripetal force.


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Pressure & Pascal's Law

Understand how force is transmitted through fluids and how pressure works in depth.


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Buoyance & Archimedes' Principle

Study how objects float or sink depending on fluid displacement and weight.


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Bernoulli's Principle

Learn how fluid speed relates to pressure in flowing systems like pipes and wings.


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Ready to take IJSO-style mechanics practice questions?

Apply your knowledge with our collection of IJSO-style mechanics problems.

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Ready to take IJSO-style mechanics mock tests?

Challenge yourself with our collection of IJSO-style mock tests in mechanics, designed to test your problem-solving skills and understanding.

View Mechanics Mock Tests