IGCSE Sciences - Co-Ordinated (0654) — May–June 2024, Paper 51
6 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →You are provided with a slice of a citrus fruit. In the box, make a large, detailed, pencil drawing of the slice of fruit.
Answer this question and get it marked →You are going to compare the vitamin C concentration of orange juice with other fruit juices. DCPIP is a blue solution that decolourises (goes colourless) when vitamin C is added…
Answer this question and get it marked →You are going to investigate the reaction between magnesium and aqueous copper sulfate. More reactive metals displace less reactive metals from solutions of their salts: magnesium…
Answer this question and get it marked →You are going to identify the ions in solution H. Procedure: Add approximately 2 cm depth of solution H into each of five clean test-tubes. Soak a wooden splint in one test-tube…
Answer this question and get it marked →You are going to investigate how the resistance R of a lamp changes as the current I flowing through the lamp changes. Fig. 5.1 shows a circuit using a lamp, with a voltmeter V…
Answer this question and get it marked →A student investigates the cooling of hot water in a beaker. Plan an experiment to investigate the relationship between the thickness of the cardboard insulation wrapped around a…
Answer this question and get it marked →