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A-level PHYSICS Paper 1 Question Paper 2020

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A-level PHYSICS Paper 1 Monday 18 May 2020 Afternoon Time allowed: 2 hours Materials For this paper you must have: • a pencil and a ruler • a scientific calculator • a Data and Formula... e Booklet. Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer the questions in the spaces provided. Do not write outside the box around each page or on blank pages. • If you need extra space for your answer(s), use the lined pages at the end of this book. Write the question number against your answer(s). • Do all rough work in this book. Cross through any work you do not want to be marked. • Show all your working. Information • The marks for questions are shown in brackets. • The maximum mark for this paper is 85. • You are expected to use a scientific calculator where appropriate. • A Data and Formulae Booklet is provided as a loose insert Determine whether the following reaction is a possible decay for the neutral pion π0 . π0 → e− + μ+ + ve [2 marks] 0 1 . 2 State the two possible quark configurations of a π0 . [1 mark] 1 2 0 1 . 3 A student suggests that the kaon K0 and the anti-kaon K ��0� are the same particle. Discuss whether this suggestion is correct [Show More]

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