IGCSE Physics (0972) — October–November 2023, Paper 41
10 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →A girl holds a rubber ball out of a window of a tall building. The mass of the ball is 0.20 kg. The ball is at rest 10 m above a concrete path. Calculate the gravitational…
Answer this question and get it marked →A copper cooking pan contains water. Fig. 2.1 shows the pan on a hotplate. Copper is a metal. Thermal energy is conducted through all solids by lattice vibrations. Describe one…
Answer this question and get it marked →Liquids are difficult to compress whereas gases can be compressed easily. Explain, in terms of particles, why it is difficult to compress liquids.
Answer this question and get it marked →A radio transmitter is a very tall, thin cylinder, prevented from falling over by wires fixed to the transmitter and the ground a long distance away. Fig. 4.1 shows the…
Answer this question and get it marked →Many methods of generating electrical power involve the use of water. Describe one method of generating electrical power from energy stored in water.
Answer this question and get it marked →A page of printed text is placed 18 cm from a converging lens of focal length 35 cm. Fig. 6.1 is a scale diagram with each principal focus labelled F. A length of 1.0 cm on the…
Answer this question and get it marked →A plastic rod is uncharged. When the rod is rubbed with a woollen cloth, the rod becomes negatively charged. Explain, in terms of particles, why the rod becomes negatively charged.
Answer this question and get it marked →A cylinder is made of modelling clay (an electrical conductor). It is connected into a circuit (Fig. 8.2) with a battery of e.m.f. 9.0 V and a resistor P. The resistance of P is…
Answer this question and get it marked →Many household smoke alarms contain a sample of the radioactive isotope americium-241 (Am), the isotope of americium with nucleon number 241. State how the composition of a…
Answer this question and get it marked →The Milky Way is one of many billions of galaxies, each containing many billions of stable stars. Stable stars transfer energy into space by emitting electromagnetic radiation…
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