[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-207447-105":3,"detail-sidebar-cat-0-en-105":74,"doc-detail-207447-en":124},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":67,"head_meta":69,"extra_data":71,"updated_unix":73},105,"en","particle-model-and-pressure-gcse-aqa-physics-topic-question-8463","Particle Model And Pressure - GCSE AQA Physics Topic Question 8463","","Physics practice questions for GCSE AQA Physics (Topic 8463) on particle model concepts and gas pressure. Students investigate how gas pressure changes with volume while controlling mass and temperature, including identifying experimental improvements, explaining measurement errors from eye alignment, and predicting pressure effects when temperature increases during rapid compression. Questions also require calculations using given values, reasoning about internal energy changes during tyre inflation, and understanding particle motion and internal energy in a helium-filled balloon.",{"@graph":14,"@context":66},[15,34,49],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/exam/","Exam",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/particle-model-and-pressure-gcse-aqa-physics-topic-question-8463/207447/",4,{"url":32,"name":10,"@type":35,"author":36,"headline":10,"publisher":39,"fileFormat":42,"inLanguage":8,"description":12,"dateModified":43,"datePublished":43,"encodingFormat":42,"isAccessibleForFree":44,"interactionStatistic":45},"DigitalDocument",{"name":37,"@type":38},"Jake","Person",{"url":19,"name":40,"@type":41},"DocShare","Organization","application/pdf","2026-09-05",true,{"@type":46,"interactionType":47,"userInteractionCount":4},"InteractionCounter",{"@type":48},"ViewAction",{"@type":50,"mainEntity":51},"FAQPage",[52,58,62],{"name":53,"@type":54,"acceptedAnswer":55},"Why can repeat readings improve the accuracy of the pressure-volume results?","Question",{"text":56,"@type":57},"Taking repeat readings reduces the impact of random errors. It also allows a clearer trend to be identified, so an average value can be used as the best estimate.","Answer",{"name":59,"@type":54,"acceptedAnswer":60},"What error occurs if the student’s eye is not level with the liquid surface when measuring volume?",{"text":61,"@type":57},"An out-of-line eye causes parallax error, leading to an incorrect reading of the liquid level and therefore an incorrect volume measurement.",{"name":63,"@type":54,"acceptedAnswer":64},"How does compressing a gas too quickly affect its pressure?",{"text":65,"@type":57},"Rapid compression increases the gas temperature. 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As the volume of the gas decreases, the pressure of the gas increases.  \n(a) The student only recorded one set of results.  \nGive two reasons why taking repeat readings could provide more accurate data.  \n1.    \n2.    \n___________________________________________________________________  \n(2)  \n(b) Figure 2 shows the position of the student’s eye when taking volume measurements.  \nFigure 2  \nExplain what type of error would be caused if the student’s eye was not in line with the level of the liquid in the tube.  \n\n|  |\n| --- |\n|  |\n|  |\n\n(2)  \n(c) If the gas is compressed too quickly the temperature of the gas increases.  \nExplain how the temperature increase would affect the pressure exerted by the gas.  \n\n|  |\n| --- |\n|  |\n|  |\n\n(2)  \n(d) One of the student’s results is given below.  \npressure = 1.6 × 105 Pa  \nvolume = 9.0 cm3  \nCalculate the volume of the gas when the pressure was 1.8 × 105 Pa.  \nThe temperature of the gas was constant.  \n\n|  |\n| --- |\n|  |\n|  |\n\nVolume =   cm 3  \n(3)  \n(e) Figure 3 shows a person using a bicycle pump to inflate a tyre. Figure 3  \nThe internal energy of the air increases as the tyre is inflated. Explain why.  \n\n|  |\n| --- |\n|  |\n|  |\n\n(2)  \n(Total 11 marks)  \nQ2 .  \nA student investigated how the pressure of a gas varied with the volume of the gas.  \nThe mass and temperature of the gas were constant.  \nThe diagram shows the equipment the student used.  \n(a) What is the range of the syringe?  \nTick one box.  \n0 to 1 cm3  \n0 to 5 cm3  \n0 to 20 cm3  \n0 to 25 cm3  \n(1)  \n(b) What type of variable was the mass of gas?  \nTick one box.  \nControl  \nDependent  \nIndependent  \n(1)  \nThe student compressed the gas in the syringe and read the pressure from the pressure gauge.  \nThe graph shows the student's results.  \n(c) The student concluded that when the pressure was multiplied by the corresponding volume the answer was the same.  \nUse data from the graph to show that the student's conclusion was correct.  \n\n|  |\n| --- |\n|  |\n|  |\n|  |\n|  |\n\n(2)  \n(d) Complete the sentences.  \nChoose the answers from the box.  \nEach answer may be used once, more than once or not at all.  \ndecreases increases remains the same  \nWhen the gas is compressed, the volume of gas in the syringe   So the number of collisions each second between the gas particles inside the syringe and the inside surface of the syringe    \nThis means the force exerted on the inside surface of the container  \nwalls    \n(3)  \n(Total 7 marks)  \nQ3 .  \nA student investigated how the pressure of a gas varied with the volume of the gas.  \nThe mass and temperature of the gas were constant.  \nFigure 1 shows the equipment the student used.  \nFigure 1  \n(a) What is the resolution of the syringe?  \n  cm3  \n(1)  \nThe student compressed the gas in the syringe and read the pressure from the pressure gauge.  \nFigure 2 shows the student's results.  \nFigure 2  \n(b) What conclusion can the student make from the data in Figure 2?  \nUse data from Figure 2 in your answer.  \nGive the reason for your answer.  \n\n|  |\n| --- |\n|  |\n|  |\n|  |\n|  |\n\n(3)  \n(c) Explain why the pressure in the gas increases as the gas is compressed.  \n\n|  |\n| --- |\n|  |\n|  |\n|  |\n|  |\n|  |\n|  |\n|  |\n\n(4)  \n(Total 8 marks)  \nQ4 .  \nThe figure below shows a balloon filled with helium gas.  \n(a) Describe the movement of the particles of helium gas inside the balloon.  \n\n|  |\n| --- |\n|  |\n|  |\n\n(2)  \n(b) What name is given to the total kinetic energy and potential energy of all the particles of helium gas in the balloon?  \nTick one box.  \nEx","cbCaia1cDVURJCSL","https://ap.wps.com/l/cbCaia1cDVURJCSL","pdf",377671,15,"English","# Q1\n## (a) Repeat readings and accuracy\n## (b) Measurement error from eye alignment\n## (c) Temperature increase during compression\n## (d) Pressure-volume calculation\n## (e) Internal energy and bicycle pump\n# Q2\n## (a) Syringe range\n## (b) Type of variable\n## (c) Verify pressure × volume conclusion\n## (d) Complete sentences using kinetic theory\n# Q3\n## (a) Syringe resolution\n## (b) Conclusion from graph data\n## (c) Pressure increase explanation\n# Q4\n## (a) Particle movement in a helium balloon\n## (b) Internal energy definition\n## (c) Density equation\n## (d) Density calculation\n# Q5\n## Kinetic theory explanation for solids and gases","[{\"question\":\"Why can repeat readings improve the accuracy of the pressure-volume results?\",\"answer\":\"Taking repeat readings reduces the impact of random errors. It also allows a clearer trend to be identified, so an average value can be used as the best estimate.\"},{\"question\":\"What error occurs if the student’s eye is not level with the liquid surface when measuring volume?\",\"answer\":\"An out-of-line eye causes parallax error, leading to an incorrect reading of the liquid level and therefore an incorrect volume measurement.\"},{\"question\":\"How does compressing a gas too quickly affect its pressure?\",\"answer\":\"Rapid compression increases the gas temperature. Since higher temperature means the particles have greater kinetic energy, the pressure increases.\"}]","Particle Model And Pressure - GCSE AQA Physics Topic Question 8463 | PDF",38]