AQA A level PHYSICS Paper 1 JUNE 2022 FINAL QUESTION PAPER

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A-level PHYSICS Paper 1 JUNE 2022 Materials For this paper you must have: • a pencil and a ruler • a scientific calculator • a Data and Formulae Booklet • a protractor. Ins... tructions • 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. Time allowed: 2 hours • 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. * * IB/M/Jun22/E12 Section A Answer all questions in this section. Do not write outside the box Two stable isotopes of helium are 4He and 3He. 2 2 . An atom of 4He is produced in a rock that contains uranium. It is produced following 2 the radioactive decay of a 238U atom. The decay also creates an atom of 92 thorium (Th). Write an equation for the decay of 238U. 92 [2 marks] 238U → 92 . A 3He nucleus can be produced by the decay of a tritium nucleus 3H. 2 1 State and explain which exchange particle is responsible for this decay. [2 marks] [Show More]

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