Browse by Grade: Secondary 3

Singapore · MOE Syllabus Outcomes

Secondary 3 Physics

A comprehensive foundation in classical and modern physics designed for the Singapore Secondary 3 curriculum. Students engage in rigorous mathematical modeling and experimental inquiry to understand the fundamental laws governing matter and energy.

6 units·16 topics·Ages 14-15
1

Measurement and Kinematics

2 topics·Mechanics & Motion

Developing precision in physical measurement and describing the motion of objects through scalar and vector quantities.

Physical Quantities and Units

Understanding the SI system and the importance of precision and accuracy in scientific measurement.

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Describing Motion

Analyzing displacement, velocity, and acceleration through graphical and algebraic methods.

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2

Dynamics and Forces

3 topics·Mechanics & Motion

Investigating the relationship between forces and motion using Newton's Laws and the concept of moments.

Newton's Laws of Motion

Explaining how balanced and unbalanced forces change the state of motion of an object.

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Turning Effects of Forces

Applying the principle of moments to systems in equilibrium and everyday machines.

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Pressure

Analyzing how force is distributed over surfaces and within fluids.

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3

Energy, Work, and Power

2 topics·Mechanics & Motion

Exploring the conservation of energy and the efficiency of energy conversions in physical systems.

Work and Energy Transfer

Defining work done and calculating kinetic and potential energy in various contexts.

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Power and Efficiency

Measuring the rate of work done and analyzing the sustainability of energy use.

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4

Thermal Physics

3 topics·Thermodynamics

Investigating the microscopic nature of matter and the transfer of thermal energy between systems.

Kinetic Model of Matter

Using the particle model to explain the states of matter and Brownian motion.

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Thermal Processes

Analyzing conduction, convection, and radiation as methods of energy transfer.

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Thermal Properties of Matter

Studying heat capacity and latent heat during phase changes.

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5

Waves and Light

3 topics·Waves & Optics

Examining the properties of general waves and the behavior of light in reflection and refraction.

General Wave Properties

Understanding wave motion, frequency, wavelength, and the wave equation.

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Light and Optics

Investigating reflection, refraction, and the behavior of thin converging lenses.

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Electromagnetic Spectrum

Exploring the properties and applications of the various regions of the EM spectrum.

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6

Electricity and Magnetism

3 topics·Electricity & Magnetism

Analyzing DC circuits and the fundamental relationship between electricity and magnetism.

Current of Electricity

Defining current, potential difference, and resistance in electrical components.

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Practical Electricity

Focusing on safe energy usage and the calculation of electrical costs.

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Magnetism and Electromagnetism

Investigating magnetic fields and the motor effect in current-carrying conductors.

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