IGCSE Physics (0625) — October–November 2024, Paper 31
11 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Fig. 1.1 shows the speed–time graph for a cyclist riding a bicycle. The speed (m/s) rises from 0, curving up to a steady 8.0 m/s by about time = 8 s, stays constant at 8.0 m/s…
Answer this question and get it marked →A person pushes a pushchair. A young child rides in the pushchair. Fig. 2.1 shows horizontal forces acting on the front wheel of the pushchair: a 30 N force forwards and a 10 N…
Answer this question and get it marked →A student determines the density of a metal. Fig. 3.1 shows an irregularly shaped piece of the metal and some equipment (a measuring cylinder, a beaker containing water and a…
Answer this question and get it marked →Fig. 4.1 shows the energy transfers in a lamp: input = 40 J of electrical energy, useful output = 28 J of light energy, and some wasted output energy. State the value of the…
Answer this question and get it marked →Fig. 5.1 shows a metal box. The air in the box is at room temperature, 20 °C. Air cannot leave or enter the box. Describe the motion, separation and arrangement of the air…
Answer this question and get it marked →Fig. 6.1 shows some students near some rocky cliffs looking at a boat at sea. The students watch a firework display on the boat. One of the fireworks bursts and makes a loud…
Answer this question and get it marked →A student demonstrates three different processes that change the direction of water waves in a ripple tank. Fig. 7.1, Fig. 7.2 and Fig. 7.3 illustrate the three processes. Fig.…
Answer this question and get it marked →Fig. 8.1 shows a ray diagram for a thin converging lens. The lens forms an image of the object. The object is positioned 30 cm from the centre of the lens; the focal points are…
Answer this question and get it marked →A student tests various materials to determine whether they are electrical conductors or insulators. The student uses the circuit shown in Fig. 9.1 (a 6 V battery, a switch, a…
Answer this question and get it marked →In an experiment, a student uses an electrical heater connected to a power supply. The current in the electrical heater is 2.2 A. The voltage (p.d.) across the heater is 12 V.…
Answer this question and get it marked →Fig. 11.1 represents the planets in the Solar System (not to scale), shown in order out from the edge of the Sun. Some planets are labelled (Venus, Earth, Uranus, Neptune) and…
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