IGCSE Physics High-Yield Theory Questions
Questions that appear every year with exact mark scheme answers. Based on analysis of 756+ theory questions across 24+ papers.
All 24 Topics by Exam Weight
Sorted from most marks to least. Red = high priority, Orange = medium, Gray = lower priority.
Marks by Year & Session
Format: Total (Mar/May/Nov)
| Topic | Total | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Light | 735 | 150 22/69/59 | 194 10/104/80 | 212 36/102/74 | 179 31/73/75 |
| Kinetic particle model of matter | 729 | 251 23/95/133 | 190 39/79/72 | 131 16/47/68 | 157 37/56/64 |
| Electric circuits | 609 | 158 13/43/102 | 84 15/46/23 | 184 39/71/74 | 183 17/67/99 |
| Energy, work and power | 571 | 122 13/63/46 | 164 28/60/76 | 140 15/60/65 | 145 25/47/73 |
| Physical quantities and measurement techniques | 465 | 136 34/39/63 | 110 29/41/40 | 111 6/63/42 | 108 7/39/62 |
| Electrical quantities | 428 | 85 6/66/13 | 150 27/36/87 | 83 0/47/36 | 110 6/63/41 |
| Motion | 362 | 87 0/54/33 | 105 12/54/39 | 64 8/32/24 | 106 15/61/30 |
| Forces | 338 | 98 27/35/36 | 72 0/9/63 | 95 23/38/34 | 73 6/36/31 |
| General properties of waves | 249 | 85 15/31/39 | 54 9/22/23 | 80 6/14/60 | 30 0/22/8 |
| Earth and the Solar System | 249 | 0 0/0/0 | 77 6/42/29 | 97 15/41/41 | 75 8/24/43 |
| Mass and weight | 232 | 37 0/37/0 | 71 0/42/29 | 64 11/39/14 | 60 29/31/0 |
| The nuclear model of the atom | 201 | 67 8/33/26 | 62 13/29/20 | 45 16/11/18 | 27 13/0/14 |
| Radioactivity | 171 | 25 6/4/15 | 33 0/17/16 | 52 0/29/23 | 61 0/38/23 |
| Thermal properties and temperature | 165 | 90 22/29/39 | 10 0/10/0 | 31 0/9/22 | 34 0/34/0 |
| Electromagnetic spectrum | 153 | 29 6/14/9 | 44 5/20/19 | 24 8/16/0 | 56 6/23/27 |
| Simple phenomena of magnetism | 147 | 71 9/39/23 | 24 0/17/7 | 33 14/8/11 | 19 0/4/15 |
| Electromagnetic effects | 122 | 28 14/0/14 | 37 8/17/12 | 28 0/23/5 | 29 7/22/0 |
| Sound | 109 | 8 0/0/8 | 22 8/8/6 | 41 0/14/27 | 38 14/6/18 |
| Stars and the Universe | 86 | 0 0/0/0 | 38 7/9/22 | 25 5/6/14 | 23 0/18/5 |
| Density | 81 | 20 8/0/12 | 17 10/0/7 | 32 8/8/16 | 12 0/0/12 |
| Pressure | 39 | 15 0/15/0 | 24 0/16/8 | 0 0/0/0 | 0 0/0/0 |
| Electrical safety | 25 | 7 0/7/0 | 0 0/0/0 | 5 0/0/5 | 13 5/8/0 |
| Transfer of thermal energy | 14 | 8 0/0/8 | 0 0/0/0 | 0 0/0/0 | 6 0/6/0 |
| Momentum | 10 | 0 0/0/0 | 0 0/0/0 | 5 0/0/5 | 5 0/0/5 |
Topic Questions & Answers
Click each topic to see common question types and mark scheme guidance.
Common question types and mark scheme points for Light:
• Define/describe key concepts related to Light
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Kinetic particle model of matter:
• Define/describe key concepts related to Kinetic particle model of matter
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Electric circuits:
• Define/describe key concepts related to Electric circuits
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Energy, work and power:
• Define/describe key concepts related to Energy, work and power
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Physical quantities and measurement techniques:
• Define/describe key concepts related to Physical quantities and measurement techniques
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Electrical quantities:
• Define/describe key concepts related to Electrical quantities
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Motion:
• Define/describe key concepts related to Motion
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Forces:
• Define/describe key concepts related to Forces
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for General properties of waves:
• Define/describe key concepts related to General properties of waves
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Earth and the Solar System:
• Define/describe key concepts related to Earth and the Solar System
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Mass and weight:
• Define/describe key concepts related to Mass and weight
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for The nuclear model of the atom:
• Define/describe key concepts related to The nuclear model of the atom
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Radioactivity:
• Define/describe key concepts related to Radioactivity
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Thermal properties and temperature:
• Define/describe key concepts related to Thermal properties and temperature
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Electromagnetic spectrum:
• Define/describe key concepts related to Electromagnetic spectrum
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Simple phenomena of magnetism:
• Define/describe key concepts related to Simple phenomena of magnetism
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Electromagnetic effects:
• Define/describe key concepts related to Electromagnetic effects
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Sound:
• Define/describe key concepts related to Sound
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Stars and the Universe:
• Define/describe key concepts related to Stars and the Universe
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Density:
• Define/describe key concepts related to Density
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Pressure:
• Define/describe key concepts related to Pressure
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Electrical safety:
• Define/describe key concepts related to Electrical safety
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Transfer of thermal energy:
• Define/describe key concepts related to Transfer of thermal energy
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Common question types and mark scheme points for Momentum:
• Define/describe key concepts related to Momentum
• Explain processes and mechanisms
• Compare and contrast with related topics
• Apply knowledge to unfamiliar contexts
Sample questions to be added from past papers
Generated on 2026-02-23 | Data from Cambridge IGCSE Physics 0625 papers
Last updated