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PHYSICS
International Advanced Level
Units 1 — 6
Unit 1: Mechanics & Materials
This topic covers rectilinear motion, forces, energy, power, density, flow of liquids, Hooke’s law, the Young modulus and elastic strain energy.
- SUVAT: Motion in 1D and 2D (Projectiles).
- Materials: Density, Hooke’s Law, and Young Modulus calculations.
- Energy: Conservation of energy and Power (P = Fv).
Unit 2: Waves & Electricity
Focuses on properties of waves, including standing waves, refraction, and diffraction.
- Waves: Refraction, Diffraction, and Polarisation.
- Quantum: Photoelectric effect (E = hf).
- DC Circuits: Ohm’s Law and Potential Dividers.
Unit 4: Further Mechanics, Fields & Particles
Focuses on electric and magnetic fields, fundamental particles, and capacitors.
- Fields: Electric and Magnetic field interactions.
- Particles: The Standard Model (Quarks & Leptons).
- Capacitors: Exponential decay and time constants.
Unit 5: Thermodynamics & Cosmology
Focuses on heat, ideal gas laws, oscillations, and astronomy.
- Thermodynamics: Specific heat and Ideal Gas laws.
- Oscillations: Simple Harmonic Motion (SHM).
- Stellar: Black body radiation and Hubble’s Law.
Mathematical Skills
At least 40% of marks are awarded for Math (Level 2+).
- Logarithms: Used for exponential decay/charging.
- Calculus: Using slopes/areas of graphs.
- Proof: “Show that” questions need extra precision.
Practical Units (3 & 6)
Testing lab skills via written examinations.
- 16 Core Practicals: Must know all procedures.
- Uncertainties: Percentage error calculations.
- Instruments: Resolution of Vernier/Micrometers.
Exam Structure
| Unit | Duration | Marks |
|---|---|---|
| 1 & 2 (IAS) | 1h 30m | 80 |
| 3 (IAS) | 1h 20m | 50 |
| 4 & 5 (IA2) | 1h 45m | 90 |
| 6 (IA2) | 1h 20m | 50 |
Note: Units 4 & 5 include synoptic questions covering previous AS content.
Best of Luck!
Dear Students,
You’ve put in the hard work, and now it’s your time to shine. Believe in yourself!
-Nishan Wanasinghe
IGCSE PHYSICS
International GCSE (9-1)
Topics 1 — 8
Topic 1: Forces and Motion
Understanding movement, forces, shape, and momentum.
- Kinematics: Distance-time & velocity-time graphs. v² = u² + (2 × a × s).
- Dynamics: Newton’s Laws, F = m × a, and terminal velocity.
- Momentum & Moments: p = m × v, and Principle of Moments.
Topic 2: Electricity
Mains electricity, energy, voltage, and electric charge.
- Circuits: V = I × R, P = I × V, Q = I × t, and E = Q × V.
- Components: Series vs. parallel, thermistors, and LDRs.
- Charge: Electrostatic phenomena and uses/dangers of static.
Topic 3: Waves
Properties of waves, the EM spectrum, light, and sound.
- Wave Equation: v = f × λ and T = 1 / f.
- Light: Refraction (n = sin i / sin r) and Critical Angle (sin c = 1/n).
- EM Spectrum: Radio to Gamma rays, including uses and dangers.
Topic 4: Energy Resources
Energy transfers, work, power, and electricity generation.
- Stores & Transfers: Conservation of energy and Sankey diagrams.
- Work & Energy: W = F × d, GPE = mgh, and KE = ½mv².
- Thermal: Conduction, convection, and radiation.
Topic 5: Matter (Solids/Liquids/Gases)
Density, pressure, changes of state, and ideal gas molecules.
- Density & Pressure: ρ = m/V and p = hρg for fluids.
- Thermal: Specific heat capacity (ΔQ = m × c × ΔT).
- Ideal Gases: Absolute zero (-273°C) and p₁V₁ = p₂V₂.
Topic 6: Magnetism & Electromagnetism
Magnetic fields, motor effect, and electromagnetic induction.
- Fields: Permanent magnets and electromagnets.
- Motor Effect: Fleming’s Left-Hand Rule and d.c. motors.
- Induction: Generators and Transformers (Vp/Vs = Np/Ns).
Topic 7: Radioactivity & Particles
Atomic structure, ionizing radiation, fission, and fusion.
- Radiation: Alpha, Beta, Gamma properties & balancing nuclear equations.
- Decay: Half-life calculations and uses in medicine/industry.
- Nuclear Energy: U-235 fission (chain reactions) and stellar fusion.
Topic 8: Astrophysics
Motion in the universe, stellar evolution, and cosmology.
- Orbits: Orbital speed (v = 2πr / T) for planets, moons, and comets.
- Stars: Evolution paths (Red Giant vs. Supernova) & HR Diagrams.
- Cosmology: Evidence for the Big Bang (CMB radiation & Red-shift).
Practical Skills
Experimental skills are tested directly within the written examinations.
- Variables: Identify independent, dependent, and control variables.
- Data Handling: Plotting linear graphs, finding slopes, and recognizing anomalies.
- Key Practicals: Measuring density, Snell’s law blocks, Specific Heat Capacity, and speed of sound.
Assessment Structure
Linear assessment: Two written papers taken at the end of the course.
| Paper | Duration | Marks | Weighting |
|---|---|---|---|
| Paper 1 (Core) | 2 Hours | 110 | 61.1% |
| Paper 2 (Deep) | 1h 15m | 70 | 38.9% |
Note: Paper 1 tests core concepts. Paper 2 assesses all content, including bold ‘P’ reference topics that require greater depth. Calculators are allowed!
Dear Students,
Wishing you the very best of luck in your IGCSEs! Stay focused, stay positive, and believe in yourself. All your preparation is about to pay off!
-Nishan Wanasinghe
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