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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary t severallying method *4665247311* CO-ORDINATED SCIENCES newspaper publisher 3 (Extended) 0654/03 October/November 2009 2 hours Candidates answer on the Question Paper. No Additional Materials argon required. READ THESE book of instructions FIRST carry through your Centre bod, candidate twist and name on each the work you hand in. compose in dark lamentable or black pen. You may use a soft pencil for any plots, graphs, tables or rough working. Do not use staples, paper clips, high cleareders, attach or correction fluid. For Examiners procedure DO NOT keep IN ANY BARCODES. 1 Answer every questions. A copy of the Periodic submit is printed on page 24. At the end of the examination, fasten all your work securely together. The number of marks is given in brackets [ ] at the end of each question or naval division question. 2 3 4 5 6 7 8 9 Total This docume nt consists of 22 printed pages and 2 sort out pages. IB09 11_0654_03/3RP © UCLES 2009 [Turn oer 2 BLANK PAGE 0654/03/O/N/09 3 1 (a) The Law of Reflection states that when a tool of light is reflected at a surface, the go of incidence equals the angle of reflection. murder the diagram to show how a ray of light is reflected by a plane (flat) mirror. Label the angle of incidence and angle of reflection.

mirror For Examiners Use ray of light [3] (b) When white light passes through a prism, it is split into its fortune work. (i) Which colour is refracted to the highest degree by the pr ism? [1] (ii) Why are some colours refrac! ted more than others? [1] © UCLES 2009 0654/03/O/N/09 [Turn over 4 2 Soy beans (soyabeans) are grown for their seeds. The seeds are an glorious extraction of protein and starch, and are used in the production of a tolerant variety of foods. (a) Soy beans have nodules on their grow that catch nitrogen-fixing bacteria called Rhizobium. Suggest how this helps soy bean plants to work seeds containing a lot of protein. For...If you want to get a dear essay, sight it on our website: OrderCustomPaper.com

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