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IG Physics 4卷
Past papers
2018-2021
™
Cambridge IGCSE
*
8
3
PHYSICS 0625/42
2
4 Paper 4 Theory (Extended) February/March 2021
5
0
1 hour 15 minutes
9
7 You must answer on the question paper.
6
7
* [No additional materials are needed.]
INSTRUCTIONS
● Answer all questions.
● Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs.
● Write your name, centre number and candidate number in the boxes at the top of the page.
● Write your answer to each question in the space provided.
● Do not use an erasable pen or correction fluid.
● Do not write on any bar codes.
● You may use a calculator.
● You should show all your working and use appropriate units.
● Take the weight of 1.0 kg to be 10 N (acceleration of free fall = 10 m/ s2).
INFORMATION
● The total mark for this paper is 80.
● The number of marks for each question or part question is shown in brackets [ ].
This document has 16 pages. Any blank pages are indicated.
DC (CJ/CGW) 203605/2
© UCLES 2021 [Turn over
2
2
1 (a) Fig. 1.1 shows a piece of glass of thickness 2.0cm and area
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