Cambridge IGCSE ยท 0625 ยท Paper 4 ยท Theory (Extended)
Physics 0625/42 May/June 2021 past paper
Cambridge IGCSE Physics (0625) Paper 4 (Theory (Extended)), variant 2, May/June 2021: the question paper and its official mark scheme, 11 questions worth 80 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 11
- Marks
- 80
- Grade A from
- 39
File names: 0625_s21_qp_42 ยท 0625_s21_ms_42
Grade thresholds for 0625/42 May/June 2021
The minimum raw marks Cambridge set for each grade on this component (out of 80). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E | F | G |
|---|---|---|---|---|---|---|
| 39 | 30 | 22 | 18 | 14 | 10 | 6 |
Topics in this paper
Which syllabus chapters 0625/42 May/June 2021 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Radioactivity | 2 | 18 |
| Density | 1 | 9 |
| Kinetic particle model of matter | 1 | 8 |
| Momentum | 1 | 7 |
| Transfer of thermal energy | 1 | 7 |
| Simple phenomena of magnetism | 1 | 7 |
| Electric circuits | 1 | 7 |
| Forces | 1 | 6 |
| Light | 1 | 6 |
| Electrical quantities | 1 | 5 |
Questions in 0625/42 May/June 2021
- Question 1
(a) Fig. 1.1 shows a sealed weather balloon which is stationary in still air. weather balloon instruments Fig. 1.1 State whether the overall density of the balloon and its instruments is greater than, less than, or the same as the โฆ
- Question 2
(a) Define the moment of a force. (b) Fig. 2.1 shows an object of negligible weight. The object is in equilibrium. 12 cm 20 cm pulley 50 kg mass object pivot P rope force F Fig. 2.1 The object is โฆ
- Question 3
Fig. 3.1 shows water flowing at very slow speed over a cliff edge. water rocks 15 m cliff edge Fig. 3.1 The water falls 15 m onto the rocks below. (a) Show that the velocity of the water when it โฆ
- Question 4
(a) Pollen particles are mixed into a liquid. They are seen to move when observed through a microscope. (i) Describe this movement. (ii) Explain this movement in terms of the molecules of the liquid and the pollen particles. (b) (i) โฆ
- Question 5
(a) A machine delivers a hot drink in a plastic cup, which is uncomfortably hot to hold. Fig. 5.1 shows the cup with the hot drink. hot drink plastic cup Fig. 5.1 Fig. 5.2a shows the cup with the hot โฆ
- Question 6
(a) Fig. 6.1 shows a ray of green light passing through a prism. prism ray of green light Fig. 6.1 A ray of blue light is directed towards the prism on the same path as the ray of green light. โฆ
- Question 7
(a) Fig. 7.1 shows two magnets and the gap between the N pole of one magnet and the S pole of the other magnet. โฆ
- Question 8
(a) Two identical radioactive sources emit ฮฑ-particles and ฮณ-rays into two vacuum tubes. (i) Fig. 8.1 shows two electrically charged plates on either side of one of the vacuum tubes. source initial path of beam of ฮฑ-particles and ฮณ-rays plate โฆ
- Question 9
(a) Fig. 9.1 shows a circuit. A M Fig. 9.1 On Fig. 9.1, draw two clearly labelled arrows to show the direction of the electron flow and the direction of the conventional current in the circuit. (b) The current in โฆ
- Question 10
(a) Fig. 10.1 shows the potential differenceโcurrent graph for a circuit component โฆ
- Question 11
(a) A student investigates a radioactive substance in a laboratory. Fig. 11.1 is a graph showing the count rate detected as the substance decays for 7.5 minutes. โฆ
Other Physics papers from May/June 2021
- 0625/11 Multiple choice (Core)
- 0625/12 Multiple choice (Core)
- 0625/13 Multiple choice (Core)
- 0625/21 Multiple choice (Extended)
- 0625/22 Multiple choice (Extended)
- 0625/23 Multiple choice (Extended)
- 0625/41 Theory (Extended)
- 0625/43 Theory (Extended)
- 0625/61 Alternative to Practical
- 0625/62 Alternative to Practical
- 0625/63 Alternative to Practical