Mass & Weight. It is beta-particles. how to answer a 6 mark question in geography a level, visual examination of the entire large intestine up to the cecum, free nc dmv drivers license practice test, examen sistema metrico decimal 6o primaria, what is considered a good score on postal exam 473, grade 10 accounting exam papers and memos september, basic radiation physics questions and answers. June 2016 AQA Physics GCSE Past Exam Papers (4403) June 2016 Science A - Unit 1 Physics P1 Foundation (PH1FP) - Download Paper - Download Marking Scheme. Such materials have unstable nuclei which have a tendency to decay. Most of the missing May/June 2022 papers have been added! Sub-atomic particles that orbit a nucleus and carry a negative electrical charge. You should leave that for long breaks that you (should) take 2 times a day the most. The Top Six Crucial Aims to Know About These (0625) IGCSE Physics Past Year Papers #1 provide an enjoyable and nice educational experience for all students, whether or not they go on to study science beyond this level #2 enable learners to get enough knowledge and understanding to: i.e. Days. 50%. Different variant of exam papers are given to students of different zones. View Product 020 3633 5145 Is there any difference between the difficulty levels of different variants of IGCSE physics exams? Subject available: English, Physics, Chemistry, Math, Biology, Computer Science, Accounting. AQA GCSE Physics Past Papers Looking for GCSE Physics AQA Past Papers? In all longer answer questions, but especially the six-mark ones, it is important that you plan your answer and not just rush into it. Really radioactive - igcse physics. Sample question 2 - Foundation and Higher. If you are asked to describe a graph, you will be expected to write about its overall shape, whether it is linear or curved, the slope of gradients etc. The unit of activity of a radioactive sample equal to one nucleus decay per second. If you are asked to explain why a pattern or trend is seen in a graph, you will be expected to use your science knowledge, not just say what you see (which is a description), eg 'The graph shows the number of radioactive nuclei decreases as time increases. Just click on the number. Atoms & Radioactivity MS - 1. Short breaks are vital to keep your mind fresh; however, if you use your mobile phone/ social media a lot, you should avoid using it during your short breaks. Well to answer this question, first we need to understand why on earth there are different variants of IGCSE physics exam. Please note that these papers may not reflect the content of the current syllabus. We advise students to start Biology A level past papers, We advise students to start IGCSE Biology past papers (0610), We advise students to start Economics O level past papers, Your email address will not be published. Explain how and why questions often have the word 'because' in their answer. 13/08/2022. Edexcel gcse physics 2021 paper. Paper 2; Paper 4; Paper 6; Question Bank. Past Papers. But dont worry. June 2016 Science A - Unit 1 Physics P1 Higher (PH1HP) - Download Paper - Download Marking Scheme. They are stopped by a few centimetres of air, or a sheet of paper. After all, you would plan an essay or short story before starting. CORE OBJECTIVES: . Focus points will be: - The atomic model - The composition of an atom, in regards to n. Atoms & Radioactivity. This is known as background radiation . June 2016 Additional Science - Unit 2 Physics P2 . Syllabus for 2021 and 2022. In books, you will find core concepts you need to know and problem solving techniques in the beginning of each chapter. . Neutrons are released during nuclear fission. fastboot flash recovery no such partition. Often, you will be asked to compare two things: make sure that you include both in your answer, otherwise you are likely to limit your score to two marks out of six marks. Where neutrons and protons are tightly bound at the centre of an atom. renewable recruitment agencies near Khan Sen Sok Phnom Penh. Cambridge O levels. The number of marks per question part is given in this form: '. Moreover, you will not feel nervous during the IGCSE physics 0625 exam as you will already be familiar with most of the things. An electrically charged atom. Past papers are a useful way to prepare for an exam. HOME. Your email address will not be published. Physical quantities and units; How to use formulae effectively; Formulae. It is essential that you give as many different points in your answer as possible, linking these together. Find links to all of the GCSE Physics past papers, mark schemes and examiner reports. Once you have mastered the concepts and the techniques of problem solving, you will be able to work out solution for any other similar question. salt bath weight cut. HOME. Wjec Physics Gcse Past Papers With Answers Author: www.wp.theneuromedicalcenter.com-2022-06-17T00:00:00+00:01 Subject: Wjec Physics Gcse Past Papers With Answers Keywords: wjec, physics, gcse, past, papers, with, answers Created Date: 6/17/2022 11:49:51 PM.Visit our Eduqas resources website for the full range of teaching and . Sub-atomic particles in the nucleus of an atom. Plus, if you dont find one subject interesting that might be not for you, you should find and work out what is of your interest. A description of a nucleus that stays as it is for a long time, without decaying into a different nucleus. iGCSE double award Radioactivity (Physics) 0.0 / 5. May 2022 Papers for CAIE Qualifications Available Now! The stream of helium nuclei emitted by the nuclei of certain unstable radioactive isotopes. Hi guys, In this video we will be covering the topic of radioactivity. Page 17 Section 1.4 Density; Section 1.5 . The radiation badge is sent to a laboratory after a month and the film is checked. In a nuclear fission reactor, it slows fast neutrons down. Describe questions don't. Get Started. . Unlock more content This is only a selection of our papers. Question Bank Paper 2; Question Bank Paper 4; . It is essential that you give as many different points in your answer as possible, linking these together. Explain how the badge shows the amount of different types of radiation that the radiographer has been exposed to. . Contact now and get your tutor right away. Most of the missing May/June 2022 papers have been added! It does this because'. Injected into a patient to examine the function of organs and blood supplies within the body. protons and neutrons. *IGCSE is a registered trademark of Cambridge Assessment International Education (CAIE). Keywords and Definitions for the Edexcel IGCSE Triple Award Physics course. You will find each and everything you need to know for the IGCSE physics exams 0625 in the syllabus. Radioactive substances emit radiation from the nuclei of their atoms all the time, this is called radioactive decay. Page 2 Section 1.2 Motion; Section 1.3 Mass and weight. A fast moving electron ejected from a certain type of unstable nucleus. Subject available: English, Physics, Chemistry, Math, Biology, Computer Science, Accounting. It outlines what you are expected to know, no more no less! TOPICAL PAST PAPERS IGCSE PHYSICS. Other (than 0625) IGCSE physics past papers can be downloaded from here: IGCSE past papers. The largest collection of videos and resources to help anyone improve thier grades - all delivered by a qualified Physics Teacher. checked. A proton is about the same mass as a neutron but about 2000 times larger than an electron. Radioactivity and Particles. It consists of protons and neutrons and is orbited by electrons. These nuclear radiations can be very useful but may also be very dangerous. Radioactivity. It can be absorbed by a thin sheet of metal such as aluminium. The number of marks per question part is given in this form: '[6 marks]'. Update(s): 12/09/2022 NEW! Motion. Other (than 0625) IGCSE physics past papers can be downloaded from here: IGCSE past papers. . Beyond the Solar System. The purpose of different variants is that all students are assessed fairly and unbiasedly, and also because it is not possible to give exam paper to students all around the world at the same time. GCSE Maths Predicted Papers . Cambridge IGCSE Physics (0625) Past papers, examiner reports and specimen papers You can download one or more papers for a previous session. Further, when you are solving IGCSE Physics physics past papers, you must keep track of your time and try to finish your paper within the time duration limit given on the front page of that IGCSE Physics past paper exam. Slower moving neutrons are more effective at keeping the chain reaction going by causing more uranium nuclei to break apart. The energy contained within the nucleus of an atom. Minutes. Description of a nucleus that will decay by emitting particles and energy, A device for detecting ionising radiation. (b) Describe how beta radiation is produced by a radioactive isotope. GCSESCIENCEREVISION.com - Radioactivity Atomic structure Topic Summary In this topic you need to know: The structure of the atom and how the model has changed over time Radioactive sources and the relative ionising and penetrating powers of Alpha, Beta and Gamma sources Nuclear Equations, including for Alpha and Beta decay Six-mark questions are often the questions that people find the most difficult. Share past papers with your friends: Index Directory; Accounting (0452) Afrikaans - First Language (0512) Afrikaans - Second Language (0548) . This is crucially important and you cannot ignore it at any cost. The Life Cycle of Stars. You just have to go through each point given in the syllabus (in syllabus content section) and practice that physics required by the syllabus. Six-mark questions will start with command words such as 'describe' or 'explain'. Uses and dangers of radioactivity - Edexcel, Sample exam questions - radioactivity - Edexcel, Home Economics: Food and Nutrition (CCEA). 49. It is stopped by a few millimetres of aluminium. The following are some of the questions from the sample mathematics IGCSE past question papers. None of the trademark holders is affiliated with and does not endorse the GCE Guide product/site. Exploring the Solar System. A radioactive source emits radiation that can pass through a sheet of paper but not through thick aluminium. Density. These are used in nuclear reactors and are made of boron or cadmium. Detection of Radiations through GM Tube: 2. 2. Plan the key points that you should include in your answer. Copyright 2014-2022 & All Rights Reserved. CAIE has devised a system in which it has divided countries in different Administrative zones. These MME Physics revision cards cover all the major topics within the AQA GCSE Physics specification. CIOAL Tutors offers you the most effective method to prepare for your exams with the help of Top Teachers. An atomic nucleus splits apart into roughly equal smaller pieces. Sample. Without a plan it is easy to stray away from the key point and lose marks, get steps in a process in the wrong order or forget key bits of information. The electron escapes in the form of a beta particle and the proton joins with other protons in the nucleus. Energy 1.1 | Changes in energy (Part 1) Using half-life to find out the age of samples of rock, fossil or material which is organic in nature up to about 30 000 years old. When a radioactive nucleus decays it may emit one or more of the following: alpha particles , beta particles or gamma rays. Lastly, it is not always about A or A*, but more importantly how well you can understand physics to be applied in real life situations. Emitting alpha, beta or gamma radiation from its atomic nuclei. Radioactivity Atoms [FREE] - Never trust an atom - they make up everything! Short Answer & Structured Questions. Explain how the badge shows the amount of different types of radiation that the radiographer has been exposed to. Sample question 1 - Foundation and Higher. If an electron is knocked away from the nucleus (perhaps as a result of radiation), then the atom will be left with a net positive charge. . To do so, you can refer to books endorsed by Cambridge (CAIE) for IGCSE physics 0625. These Edexcel Physics past papers represent the closest thing to the final exam that you will be able to . We have worked hard to compile every Edexcel IGCSE Physics past paper by topic and exam board! The radioactive radiation which occurs naturally in the rocks, air and water around us. Physics Past Papers. The smallest possible particle of any chemical element. IGCSE past papers with answers 2005-2018,2019,2020 for all subjects. Download past papers, marking schemes, specimen papers, examiner reports, syllabus and other exam materials for CAIE, Edexcel, IB, IELTS, SAT, TOEFL and much more. Sample. So if you're revising Efficiency for AQA GCSE Physics, you can find all of the Efficiency questions that have been ever asked by AQA in one single document - useful, no? The description of the atom as a tiny dense positive nucleus orbited by negatively charged electrons. If you are having difficulty in preparation on your own, you can hire fully qualified home tutor, who will help you along the way of you IGCSE journey. These new neutrons go on to hit more nuclei, causing them to break up, releasing even more energy and neutrons. Half Life. The mass number decreases by 4 The atomic number decreases by 2 The charge on the nucleus also decreases by 2 This is because protons have a charge of +1 each Beta Decay During beta decay, a neutron changes into a proton and an electron The electron is emitted and the proton remains in the nuclei Past papers So if you're revising Forces for IGCSE Physics, you can find all of the Forces questions that have been ever asked by Edexcel IGCSE in one single document - useful, no? It is stopped by a few millimetres of aluminium. When an atom has gained or lost one or more electrons. Then consider how the reaction is controlled with a moderator and control rods. Save my name, email, and website in this browser for the next time I comment. Physics (0625)/. Calculate: (15.896- 0.567) / 4.2 x 2.123. Without variations in exam papers, students in one part of the world, after exam, would share the questions with students of other parts, who are yet to start exam, and to avoid this, variants are there. The decay (disintegration) of atomic nuclei, giving rise to alpha, beta and/or gamma radiation. Complete IGCSE Physics Past Papers The Cambridge IGCSE Physics syllabus helps learners to understand the technological world in which they live, and take an informed interest in science and scientific developments. Control rods are used because the number of neutrons available for collision needs to be controlled so that reaction proceeds at a steady rate. Read More. When you have understood all the core concepts required by the IGCSE physics 0625 syllabus, now is the time to hit the IGCSE Physics past papers (0625). If you think you need an extra help, you can hire a highly qualified online tutor. Update (s): 12/09/2022 NEW! Electromagnetic Effects. High frequency part of the electromagnetic spectrum. Looking into Space The command words 'describe' and 'explain' can be confusing. Beta particles are absorbed by aluminium so will only reach the top part of the film. You might be wondering how many IGCSE Physics past papers (0625) are enough for a solid preparation. RADIATION AND HALF-LIFE; APPLICATION OF RADIOACTIVITY; PARTICLES; 1P, 1PR . 07_radioactivity_syllabus.pdf: File Size: 83 kb: File Type: pdf: Download File. The time taken for the activity level of a radioactive sample to drop by a half. A state of matter, similar to gas, in which some of the particles are ionised. Section 1.1 Length and time. Well, there might be correct ways but no one correct way only. The number of decays per second taking place in the sample is called the activity of the sample. Dangers From Nuclear Radiation. Graphite or water are often used as moderators. Seneca covers all GCSE Physics topics, from the particle model to radiation and magnetism. The short and sweet answer to the question is: the more you solve the better. GCSE Physics Revision Cards are a quick and easy way to revise. Below you can download yearly IGCSE Physics past papers from year 2002 till 2020 and 2023 specimen paper: Below are some helpful tips mentioned regarding exams for students who are just starting their IGCSE Physics exams. It is gamma-rays. 4.0 / 5. Worksheets: Answers: . Variants were created because of time variance in different countries. 13/08/2022 Atoms & Radioactivity QB - 1. 2015-Winter 2019 Questions+MarkSchemes Summer - Winter All time zones PDF file . Externally assessed. The radiation badge is sent to a laboratory after a month and the film is Home; Paper 2; Paper 4; Paper 6; Question Bank. Most of the missing May/June 2022 papers have been added! Plan the key points that you should include in your answer. (You can check which zone your country lies in on the official CIE website.) Edexcel igcse physics topical past papers. If any paper is still missing, please report using the Contact Us! Radiation is given out when a disintegration takes place. CIE Physics IGCSE Topic Questions 1 General physics 1.1 Length and time 1.2 Motion 1.3 Mass and weight 1.4 Density 1.5 Forces 1.6 Momentum 1.7 Energy, work and power 1.8 Pressure 2 Thermal physics 2.1 Simple kinetic molecular model of matter 2.2 Thermal properties and temperature 2.3 Thermal processes 3 Properties of waves, including light Dry ice is CO2 This pattern is checked whether its alpha, beta or gamma particles. O Level (IGCSE) Accounting; Arabic - First Language (0508) Art And Design; . IGCSE PAST PAPERS. Sample. Control rods made of boron can be used to absorb neutrons. Electrons emitted by certain unstable nuclei. Magnetic Field and Solar Flares. Cambridge IGCSE. A moderator is needed because neutrons need to be slowed down to increase chance of collision. 2 Paper 2 - Answer Papers. Force - F=ma & Resultant Forces. Versions of an particular element in that have the same number of protons and electrons but different numbers of neutrons. Find our ultimate AQA GCSE Physics Past Paper Compilations. Radioactivity. We are not the official website for any of the stated qualifications; for official announcements/news/updates regarding these qualifications, please visit: https://www.cambridgeinternational.org/, Past Papers of : Cambridge IGCSE | Physics (0625) | Other Resources, CAIE October/November 2022 Session Starts, 0625-Example-Candidate-Responses-Paper-3-(for-examination-from-2016).pdf, 0625-Example-Candidate-Responses-Paper-4-(for-examination-from-2016).pdf, 0625-Example-Candidate-Responses-Paper-5-(for-examination-from-2016).pdf, 0625-Example-Candidate-Responses-Paper-6-(for-examination-from-2016).pdf, 0625-How-to-manage-your-science-practical-exams.pdf, 0625-IGCSE-to-9702-AS-&-A-Level-Next Steps-(for-examination-from-2022).zip, 0625-Learner-Guide-(for-examination-from-2019).pdf, 0625-Learner-Guide-(for-examination-from-2023).pdf, 0625-Scheme-of-Work-(for-examination-from-2016).docx, 0625-Scheme-of-Work-(for-examination-from-2016).pdf, 0625-Teacher-Guide-(for-examination-from-2019).pdf, 0625-Teacher-Guide-(for-examination-from-2023).pdf. 224 Minutes 223 Marks - Graham School (a) (i) Use the correct answer from the box to complete each sentence. Describe how the neutrons released in nuclear fission are used to produce a controlled chain reaction in a nuclear reactor. 2003. AQA GCSE Physics Spec at a Glance . CAIE October/November 2022 Session Starts. Gamma radiation: The gamma radiation represents simple loss of energy from the nucleus. Atoms & Radioactivity. acoa meetings near me. Becquerel The unit of activity of a radioactive sample equal to one nucleus decay per second. Skip to content. What does this show about the radiation? The radiation badge contains a photographic film which is sensitive to radiation. However, before starting IGCSE physics past papers (physics 0625) you need to understand all of the syllabus content of IGCSE Physics 0625. This section includes recent GCSE Physics past papers from AQA, Edexcel, OCR, WJEC, CCEA and the CIE IGCSE. IGCSE past papers with answers 2005-2018,2019,2020 for all subjects. Sign in, choose your GCSE subjects and see content that's tailored for you. Usually they are used for generating electricity and for the propulsion of ships. However, after solving IGCSE physics past paper, you must double check your solutions and answers with the mark schemes given with that paper. If you are not sure which exam board you are studying ask your teacher. They are a strongly ionising radiation. Learners also develop an understanding of the scientific skills [] A device to maintain a sustained nuclear chain reaction. If you are not sure where to start preparing for IGCSE physics exams, first thing you should do, before attempting IGCSE Physics past papers (0625), is to download (and print if you like) and refer to the syllabus of IGCSE Physics 0625 provided by Cambridge (CAIE) official website. For example, zone 4 covers countries including Pakistan, Afghanistan, India and Bangladesh, and there, the students get variant 2 of the exam paper. Edexcel questions courtesy of Pearson Education Ltd. Candidates who have studied the Extended syllabus content and who are expected to achieve a grade C or above should be entered for Paper 2 and Paper 4 and either Paper 5 or Paper 6. Questions will be based on the Core curriculum. They are ionising particles, but not as strongly ionising as (alpha) particles. The radiations alpha, beta and gamma have their own individual characteristics, as shown in the table below. It is an ionising radiation, but is not as strongly ionising as alpha or beta radiation. Designed by the teachers at SAVE MY EXAMS for the CIE IGCSE Physics 0625 / 0972 syllabus. Describe how the neutrons released in nuclear fission are used to produce a controlled chain reaction in a nuclear reactor. FREE Physics revision notes on Measurement. By lowering them into the reactor, the rate of reaction slows down. The number of protons in a nucleus. It can be stopped by several centimetres of lead or a few metres of concrete. GCE Guide is neither endorsed by nor affiliated with CAIE. 1. presents a production Really Radioactive 1. Q. Simplify 5c- d- 3d - 2c. IGCSE Past Year Exam Papers 2005-2018,2019,2020 with marking scheme. Page 231 Additional support material. Half-Life. Therefore questions in different variants of IGCSE Physics past papers are slightly distinct with the same difficulty level and these are NOT to make exams for one part of the world easier than others. 5.2.1 Detection of radioactivity. Our tips from experts and exam survivors will help you through. CIOAL Tutors can also provide you highly qualified home tutor in Lahore, and home tutor in Karachi for past paper sessions. Home IGCSE Physics > > > IB Physics Untitled . Moreover, examiner reports tell some of the most common mistakes made by students and how well students performed. So if you're revising Forces for IGCSE Physics, you can find all of the Forces questions that have been ever asked by Edexcel IGCSE in one single document - useful, no? Different areas of the film are exposed to different types of radiation. Keep in mind that speed comes with practice so dont try to finish IGCSE physics past paper completely on your very first attempt ever (and if you were able do so with most of your answers correct, you are a genius and an A* is eagerly waiting for you!). Nevertheless, we have seen students who didnt find some subjects interesting but they scored A or A* in their finals with their hard work and determination, so yes this is surely within the realms of possibility. Consider the different types of radiation, and their effect on the film. We advise students to start IGCSE Physics past papers (0625) as early as possible. Energy is released as heat. Forces and Motion (Paper . [6 marks]. This GCSE Physics radioactivity quiz will challenge you on atoms and radiation. You get a good deal of idea about what mistakes to avoid in exams. This section also includes SQA National 5 physics past papers. There might be alpha, beta, gamma radiation as well as X-rays. Nonetheless, dont cram it all in for 14 hours a day, because youll burn out very quick but we cant deny the fact that if you want to do well, youre going to have to work a lot. IGCSE Physics Past Papers 1999-2012 including mark schemes and question papers, Hope it helps you like it has helped me Mathematical Methods in the Physical Sciences. However, this might not be practically possible to solve last 20 years of IGCSE Physics past papers (0625) specially if you are taking 5 or more IGCSE subjects in one session. They carry a positive electrical charge, This can refer to electromagnetic waves or to alpha and beta particles released from a decaying nucleus. They are many thousands of times smaller than the atom itself. Radioactivity. This will be more than enough to fully prepare and gain confidence for your IGCSE Physics exam. 1 hour & 15 min. 2002. Atoms & Radioactivity QB - 2. tab. IGCSE PAST PAPERS Physics (0625)/ Share past papers with your friends: Index Physics (0625) . However, before starting IGCSE physics past papers (physics 0625) you need to understand all of the syllabus content of IGCSE Physics 0625. Usually there is one mark for one correct step or statement, so the good news is that even if you get the final answer completely wrong, you will be able to secure marks for the solution or previous points. Seconds. If you're finding it tough, maybe 1-1 tutoring could help! Powered by Create your own unique website with customizable templates. We recommend our students to try to solve last five years of IGCSE Physics past papers of all variants. Cambridge Int'l AS & A Levels. Required fields are marked *. Background Radiation. Hours. GCSE ICT; GCSE Mathematics; . Edexcel GCSE Physics past papers and mark schemes can be accessed via the links below along with specimen papers . Images: PHET build an atom sim Proton (aka atomic . answer choices It is alpha-particles. 1. Past Papers of : Cambridge IGCSE | Physics (0625) | Other Resources. Mini-topic Quizzes: 10 questions in under 10 mins. It is released from an unstable nucleus. 7.9 recall the sources of background radiation. how to recover unsaved canva how to add streamelements commands as a mod c programming unity game development certification coursera how tight should spider gears be . Similarly in other zones, students would get exam paper of a different variant (1 or 2). Past PapersCambridgeO Level (IGCSE)AccountingArabic - First Language (0508)Art And DesignBiologyBusiness Studies (0450)Chemistry 0620Computer Science (0478)IGCSE EconomicsEnglish As A Second Language (ESL)English LiteratureFrench Foreign LanguageGeographyGerman Foreign LanguageHistoryInformation And Communication Technology (ICT)Literature in . Nuclear Radiation - Unstable isotopes emit particles from their nucleus Nuclear Equations - These show what happens when alpha, beta and gamma are emitted Background Radiation - You can't escape it, you are currently being irradiated In nuclear power stations, uranium is often used as the fuel. GCSE PHYSICSRADIOACTIVITYANSWERS AND MARK SCHEMESQUESTIONSHEET 1(a) (i)B1(ii) D1(iii) C1(b)2(c) (i)isotopes1(ii) different numbers of neutrons1TOTAL/ https://www.coursehero.com/file/85482890/gcse-phys-radioactivity-01-Apdf/read more. Do you feel like youve been studying all day but youre still not confident about the exams coming up? indesign keyboard shortcuts. countryhumans russia x ukraine. tab. For example, if an atom was the size of a football stadium, it would be comparable to a pea. The total number of protons and neutrons in a nucleus. Questions will include multiple choice, descriptions and explanations, using mathematical skills and extended writing. This refers to the breaking up of an unstable nucleus. ), but it is more of a conceptual test. Make the syllabus your best buddy. Beta radiation: The neutron in the parent nucleus changes to a proton and an electron. The Solar System. Read about our approach to external linking. If any paper is still missing, please report using the Contact Us! Uses of Nuclear Radiation. 12/09/2022 NEW! A gamma camera is used to detect the radiation emitted as it travels around the parts of the body of interest. Beta Particle A fast moving electron ejected from a certain type of unstable nucleus. Often, you will be asked to compare two things: make sure that you include both in your answer, otherwise you are likely to limit your score to two marks out of six marks. Q. GCSE past papers; Subjects A-H. GCSE Biology; GCSE Business Studies; GCSE Chemistry; GCSE English; GCSE English Literature; GCSE French; GCSE Geography; GCSE German; GCSE History; Subjects I-Z. This is because alpha particles are likely to be blocked by the paper and so wont affect the film at all.
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