Physics > Edexcel > 2022 pearson june booklet + mark scheme Edexcel International GCSE (9–1) 4PH1/2PR Physics UNIT: 4 (All)

2022 pearson june booklet + mark scheme Edexcel International GCSE (9–1) 4PH1/2PR Physics UNIT: 4PH1 PAPER: 2PR

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Answer ALL questions. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . 1 The ... Hertzsprung–Russell diagram shows stars classified into different regions. A B C D Colour Absolute magnitude (a) The boxes give four points, A, B, C and D, and four star classifications. Draw lines connecting each point to the correct star classification. (4) Point Star classification star similar to the Sun white dwarf red giant very bright blue star A B C D *P70954A0524* Turn over 5 (b) Describe what is meant by the term absolute magnitude. (2) .................................................................................................................................................................................................................................................................................... .................................................................................................................................................................................................................................................................................... .................................................................................................................................................................................................................................................................................... .................................................................................................................................................................................................................................................................................... (Total for Question 1 = 6 marks [Show More]

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