IGCSE: Physics (0625)

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Questions/Answers from Past Papers Q u e s t i o n A digital stop-clock measures time in minutes and seconds.The stop-clock reads 00:50 when it is started (i.e. 00 minutes 50 seconds).It reads 02:10 when it is stopped.What is the shortest possible time that has elapsed between starting and stopping the stop-clock? A  …

Unit 1: Classification of living things – Exercises
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Unit 1: Classification of living things – Exercises

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Question 1. Answer the following questions. a) Why is the classification of living things necessary? Biologists divide living things into different groups. This is called classification. Dividing living things into groups helps us to understand how all the different living things in the world fit into a pattern. b) How many different kinds of animals…