... organise information clearly– use specialist vocabulary where appropriate.For this paper you must have:l a pencil and a rulerl a calculatorl a Data and Formulae Booklet.Physics A PHYA1 Unit ... fourth word, ‘laws’ and insert the word ‘law’.ERRATUM NOTICEGeneral Certificate ofSecondaryEducationJanuary2011PHYSICS A PHYA1 Unit1Particles, Quantum Phenomena and ElectricityWednesday ... 1 Particles, Quantum Phenomena and ElectricityWednesday 12 January 2011 9.00 am to 10.15 amMarkQuestionFor Examiner’s UseExaminer’s InitialsTOTAL1234567WMP /Jan11 /PHYA1 Do not writeoutside...