an overall uncertainty for PS 4.1 Know and understand how internal resistance and emf to use a wide range of experimental and practical instruments, equipment and techniques ATg Design, construct and check circuits 4 Investigating the efficiency Design a suitable circuit to carry MS 3.6 Draw and use the slope of 14.1 of electrical energy transfer out an experiment to measure a tangent to a curve as a measure power and resistance of rate of change Students carry out an experiment using a power Use a spreadsheet to model a MS 3.9 Apply the concepts supply of known internal simple electrical circuit underlying calculus resistance and emf, and/or Discuss the accuracy of a PS 3.1 Plot and interpret graphs model the experiment using theoretical model, compare it a spreadsheet, and plot a PS 3.2 Process and analyse data with real practical results and graph of power transfer to using appropriate mathematical adjust the model accordingly the external circuit versus skills the value of the external ATk Use spreadsheet modelling of resistance, R. a graph of power against resistance to determine where the power is a maximum 5 Resistance and Design and carry out an MS 1.4 Make order of magnitude temperature experiment to measure calculations resistance at different Students investigate how the MS 3.5 Calculate rate of change temperatures resistance of a metal wire from a graph varies with temperature, Explain the cause of resistance PS 2.1 Comment on experimental 3.5.1.3 Description of the discuss their results and in metals and explain how qualitative effect of temperature design and evaluate scientific carry out research to provide temperature makes a difference 14.2 methods on the resistance of metal a physical explanation for conductors their results. Practical competency 5: Researches, references and reports 6 Investigating the current Use data logging equipment to ATg Design and construct circuits surge through a light bulb measure current
an overall uncertainty for internal resistance and emf PS 4.1 Know and understand how to use a wide range of experimental and practical instruments, equipment and techniques ATg Design, construct and check circuits 4 Investigating the efficiency of electrical energy transfer Students carry out an experiment using a power supply of known internal resistance and emf, and/or model the experiment using a spreadsheet, and plot a graph of power transfer to the external circuit versus the value of the external resistance, R. Design a suitable circuit to carry out an experiment to measure power and resistance Use a spreadsheet to model a simple electrical circuit Discuss the accuracy of a theoretical model, compare it with real practical results and adjust the model accordingly MS 3.6 Draw and use the slope of a tangent to a curve as a measure of rate of change MS 3.9 Apply the concepts underlying calculus PS 3.1 Plot and interpret graphs PS 3.2 Process and analyse data using appropriate mathematical skills ATk Use spreadsheet modelling of a graph of power against resistance to determine where the power is a maximum 14.1 5 Resistance and temperature Students investigate how the resistance of a metal wire varies with temperature, discuss their results and carry out research to provide a physical explanation for their results. Design and carry out an experiment to measure resistance at different temperatures Explain the cause of resistance in metals and explain how temperature makes a difference 3.5.1.3 Description of the qualitative effect of temperature on the resistance of metal conductors MS 1.4 Make order of magnitude calculations MS 3.5 Calculate rate of change from a graph PS 2.1 Comment on experimental design and evaluate scientific methods Practical competency 5: Researches, references and reports 14.2 6 Investigating the current surge through a light bulb Use data logging equipment to measure current ATg Design and construct circuits
Physics%20SoW%20Year%201.docx